Examine the data and tweets to deduce if the closing price of $cmcsa will boost or lower at 2017-02-21. Kindly confirm either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2017-02-06,0.9,0.9,-0.1,-1.0,-1.0,0.9,0.6,-0.4,-1.3,-2.3,-2.9
2017-02-07,-0.3,0.5,-0.5,0.4,0.4,0.3,0.3,-0.6,-1.4,-2.4,-3.1
2017-02-08,0.2,0.3,-0.2,-0.2,-0.2,0.3,0.7,-0.2,-1.0,-1.9,-2.7
2017-02-09,-0.0,0.3,-0.6,0.4,0.4,-0.2,0.2,-0.4,-1.2,-2.1,-2.9
2017-02-10,-0.2,0.2,-0.5,0.2,0.2,-0.4,-0.1,-0.4,-1.1,-2.0,-2.9
2017-02-13,-0.7,0.0,-0.8,0.7,0.7,-0.8,-0.7,-0.9,-1.6,-2.4,-3.3
2017-02-14,-0.6,0.2,-0.8,0.5,0.5,-1.0,-1.2,-1.2,-1.9,-2.6,-3.5
2017-02-15,-1.1,0.1,-1.2,0.7,0.7,-1.2,-1.7,-1.6,-2.3,-3.0,-3.8
2017-02-16,0.6,0.6,-0.4,-0.8,-0.8,-0.1,-0.8,-0.7,-1.2,-2.0,-2.8
2017-02-17,0.8,1.0,-0.4,-0.9,-0.9,0.8,0.1,0.1,-0.3,-0.9,-1.7

2017-02-06: at&amp;t dodges bullet  $beav $boaly $ceb $cfnl $cmcsa $col $dht $fgl $fro $hw $it $ment $nsr $pcf $scai $siegy $time|rt AT_USER #stocksillustrated: checking in on ott competition with search interest
2017-02-07: #equityresearch top dividend raises &amp; cuts for january 2017 $aos $apd $blk $bpop $cduaf $cmcsa $cni $cop $cuz $cvs¡­¡­ |top dividend raises &amp; cuts for january 2017  $aos $apd $blk $bpop $cduaf
2017-02-08: ad watchdog once again asks #comcast to stop boasting about having fastest internet &amp; in-h... read more:  $cmcsa|ad board: #comcast can no longer claim to have "fastest internet in america". read 
2017-02-09: $cmcsa the bull pattern is confirmed &amp; a buy signal is issued @  buy level: 74.9450   target: 75.6944|#comcast : increases dividend, announces two-for-one stock split and expects to repurchase... 
2017-02-10: sec charges chinese citizens who reaped massive profits from insider trading on $cmcsa - dreamworks deal  |most active #stock options for end of day february 10, 2017 $bac $cmcsa $fcx $aapl $cop $twtr
2017-02-11: #comcast comcast 2cps29 : chinese investor charged by sec with insider trading in dreamwor... read more:  $cmcsa|comcast corporation $cmcsa shares sold by capital research global investors |comcast co
2017-02-12: rt AT_USER verizon jumps back into unlimited data battle vs. t-mobile, sprint  $vz $tmus $s $t $cmcsa |rt AT_USER verizon jumps back into unlimited data battle vs. t-mobile, sprint  $vz $tmus $s $t $c
2017-02-13: insider trading on #comcast-dreamworks deal reaps $29m for chinese, sec charges. read more:  $cmcsa|$cmcsa strong close today breaking out of this little bull flag. |rt AT_USER how will cable¡¯s wifi 
2017-02-14: $cmcsa nbcuniversal, the u.s. media conglomerate owned by comcast corporation, has made an investment in european ¡­ |#comcast the wall street journal: buzzfeed and nbcuniversal are teaming up to deve
2017-02-15: #comcast when is the best time to visit florida's biggest theme parks? (dis) (). read more:  $cmcsa|#comcast promotes former sec official to top accounting officer. read more:  $cmcsa|#comcast to laun
2017-02-16: #partners at  hold #degrees from #elite #private #universities $pg $cvx $mrk $cmcsa $txn #fridayfeeling|#partners at  hold #degrees from #elite #private #universities $pg $cvx $mrk $cmcsa $txn #friday
2017-02-17: $cmcsa breaking out, see some in-depth analysis on  #niftybank #breakout|lawrence j. salva sells 3,121 shares of comcast corporation $cmcsa stock |lawrence j. salva sells 3,121 shares of comcast corpo
2017-02-18: $spx spdr consumer discretionary sector etf components. $chtr $pcln $low $nke $hd $amzn $mcd $cmcsa $xly $dis $twx¡­ |#comcast disney world isn't alone in pushing ticket prices higher. read more:  $cm
2017-02-19: 02/17/17 volume leader #83 - cmcsa 9,799,900 comcast corp a $cmcsa 75.32 -0.67 -0.88% high today of 76.04 day  | begin your trading journey with a world class stock trader [review]!! $cmcsa $dow $vlo 
2017-02-20: probe of china traders shows how #comcast learned dreamworks was for sale, via lawyers. read more:  $cmcsa|#comcast tries to make waiting for the cable tech less painful. read more:  $cmcsa|#comcast a
Answer:
Examine the data and tweets to deduce if the closing price of $cmcsa will boost or lower at 2017-02-21. Kindly confirm either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2017-02-06,0.9,0.9,-0.1,-1.0,-1.0,0.9,0.6,-0.4,-1.3,-2.3,-2.9
2017-02-07,-0.3,0.5,-0.5,0.4,0.4,0.3,0.3,-0.6,-1.4,-2.4,-3.1
2017-02-08,0.2,0.3,-0.2,-0.2,-0.2,0.3,0.7,-0.2,-1.0,-1.9,-2.7
2017-02-09,-0.0,0.3,-0.6,0.4,0.4,-0.2,0.2,-0.4,-1.2,-2.1,-2.9
2017-02-10,-0.2,0.2,-0.5,0.2,0.2,-0.4,-0.1,-0.4,-1.1,-2.0,-2.9
2017-02-13,-0.7,0.0,-0.8,0.7,0.7,-0.8,-0.7,-0.9,-1.6,-2.4,-3.3
2017-02-14,-0.6,0.2,-0.8,0.5,0.5,-1.0,-1.2,-1.2,-1.9,-2.6,-3.5
2017-02-15,-1.1,0.1,-1.2,0.7,0.7,-1.2,-1.7,-1.6,-2.3,-3.0,-3.8
2017-02-16,0.6,0.6,-0.4,-0.8,-0.8,-0.1,-0.8,-0.7,-1.2,-2.0,-2.8
2017-02-17,0.8,1.0,-0.4,-0.9,-0.9,0.8,0.1,0.1,-0.3,-0.9,-1.7

2017-02-06: at&amp;t dodges bullet  $beav $boaly $ceb $cfnl $cmcsa $col $dht $fgl $fro $hw $it $ment $nsr $pcf $scai $siegy $time|rt AT_USER #stocksillustrated: checking in on ott competition with search interest
2017-02-07: #equityresearch top dividend raises &amp; cuts for january 2017 $aos $apd $blk $bpop $cduaf $cmcsa $cni $cop $cuz $cvs¡­¡­ |top dividend raises &amp; cuts for january 2017  $aos $apd $blk $bpop $cduaf
2017-02-08: ad watchdog once again asks #comcast to stop boasting about having fastest internet &amp; in-h... read more:  $cmcsa|ad board: #comcast can no longer claim to have "fastest internet in america". read 
2017-02-09: $cmcsa the bull pattern is confirmed &amp; a buy signal is issued @  buy level: 74.9450   target: 75.6944|#comcast : increases dividend, announces two-for-one stock split and expects to repurchase... 
2017-02-10: sec charges chinese citizens who reaped massive profits from insider trading on $cmcsa - dreamworks deal  |most active #stock options for end of day february 10, 2017 $bac $cmcsa $fcx $aapl $cop $twtr
2017-02-11: #comcast comcast 2cps29 : chinese investor charged by sec with insider trading in dreamwor... read more:  $cmcsa|comcast corporation $cmcsa shares sold by capital research global investors |comcast co
2017-02-12: rt AT_USER verizon jumps back into unlimited data battle vs. t-mobile, sprint  $vz $tmus $s $t $cmcsa |rt AT_USER verizon jumps back into unlimited data battle vs. t-mobile, sprint  $vz $tmus $s $t $c
2017-02-13: insider trading on #comcast-dreamworks deal reaps $29m for chinese, sec charges. read more:  $cmcsa|$cmcsa strong close today breaking out of this little bull flag. |rt AT_USER how will cable¡¯s wifi 
2017-02-14: $cmcsa nbcuniversal, the u.s. media conglomerate owned by comcast corporation, has made an investment in european ¡­ |#comcast the wall street journal: buzzfeed and nbcuniversal are teaming up to deve
2017-02-15: #comcast when is the best time to visit florida's biggest theme parks? (dis) (). read more:  $cmcsa|#comcast promotes former sec official to top accounting officer. read more:  $cmcsa|#comcast to laun
2017-02-16: #partners at  hold #degrees from #elite #private #universities $pg $cvx $mrk $cmcsa $txn #fridayfeeling|#partners at  hold #degrees from #elite #private #universities $pg $cvx $mrk $cmcsa $txn #friday
2017-02-17: $cmcsa breaking out, see some in-depth analysis on  #niftybank #breakout|lawrence j. salva sells 3,121 shares of comcast corporation $cmcsa stock |lawrence j. salva sells 3,121 shares of comcast corpo
2017-02-18: $spx spdr consumer discretionary sector etf components. $chtr $pcln $low $nke $hd $amzn $mcd $cmcsa $xly $dis $twx¡­ |#comcast disney world isn't alone in pushing ticket prices higher. read more:  $cm
2017-02-19: 02/17/17 volume leader #83 - cmcsa 9,799,900 comcast corp a $cmcsa 75.32 -0.67 -0.88% high today of 76.04 day  | begin your trading journey with a world class stock trader [review]!! $cmcsa $dow $vlo 
2017-02-20: probe of china traders shows how #comcast learned dreamworks was for sale, via lawyers. read more:  $cmcsa|#comcast tries to make waiting for the cable tech less painful. read more:  $cmcsa|#comcast a
Answer:+Rise