Scrutinize the data and tweets to envisage if the closing price of $mrk will swell or contract at 2017-02-02. Please affirm either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2017-01-19,1.2,1.2,-0.4,-1.4,-1.4,1.9,1.2,0.3,0.0,0.5,0.4
2017-01-20,-0.2,0.6,-0.6,3.6,3.6,-1.5,-2.0,-2.8,-3.3,-2.9,-3.0
2017-01-23,0.0,1.0,-0.3,-1.2,-1.2,-0.6,-0.6,-1.4,-2.0,-1.8,-1.7
2017-01-24,0.6,0.8,-0.8,-1.0,-1.0,0.3,0.4,-0.2,-0.9,-0.9,-0.7
2017-01-25,0.4,0.5,-0.5,-0.2,-0.2,0.5,0.8,0.1,-0.6,-0.8,-0.4
2017-01-26,-0.3,0.3,-1.1,0.2,0.2,0.6,0.5,0.0,-0.7,-1.0,-0.6
2017-01-27,-0.6,0.4,-0.7,0.9,0.9,-0.6,-0.4,-0.7,-1.3,-1.8,-1.5
2017-01-30,0.1,0.5,-0.8,-0.5,-0.5,-0.2,-0.1,-0.0,-0.6,-1.2,-1.0
2017-01-31,-1.5,0.4,-1.7,0.9,0.9,-0.8,-0.9,-0.8,-1.3,-1.9,-1.9
2017-02-01,-0.1,0.3,-0.9,0.2,0.2,-0.7,-0.9,-0.8,-1.3,-1.9,-2.1

2017-01-19: rt AT_USER $bmy hands 1l nsclc domination to $mrk.  opdivo + yervoy accelerated pathway abandoned.|$mrk keytruda+chemo combo may be more lucrative than initially anticipated, as $bmy opdivo+yervoy (co
2017-01-20:  teaches #howtoperfect your #socialmedia #presence with #datascience $mrk $cmcsa $txn $dis $aig #blessed|largest gainers today on my watch list were: $gtn $bwld $mrk $crus $swks - |bristol-myers slide
2017-01-21: i'm getting smarter/wiser/funnier. need to make &gt;&gt;$$$ help!dme $vrx $agn $myl $twtr $ko $pep $aapl $hlf $iep $srpt $jnj $mrk $hd $msft $ibm|5 drugs that are way cheaper in canada AT_USER #stocks
2017-01-22: #merck richard r. smith joins emd serono as svp and head of us fertility and endocrinology. read more:  $mrk|#merck opens production facility exclusively for meglumine  . read more:  $mrk|#merck kgaa 
2017-01-23: $mrk bristol-myers settles litigation with merck for keytruda |salphatrending: i'm buying bristol-myers squibb here at 52-week lows  $mrk $bmy|5 things for #pharma #marketers to know: mon, jan 23 $bmy
2017-01-24: rt AT_USER interested in a bioinformatics position at $mrk for microbiome therapeutic discovery in cambridge?  we're hiring! |3q16 = 16% qoq &amp; 28% peak (4q15) decline in total hcv sales. will 4q16
2017-01-25: rt AT_USER $mrk $bmy $pfe systemic therapy for metastatic renal-cell carcinoma  |#merck pharmaceutical giant partners to push analytics. read more:  $mrk|$mrk $bmy $pfe systemic therapy for metastatic
2017-01-26: rt AT_USER interesting chart showing pharma price increases more aggressive than biotech increase $ibb $gild $celg $incy $lly $mr¡­|rt AT_USER interesting chart showing pharma price increases more agg
2017-01-27: cramer's game plan: what i expect for earnings $aapl $amzn $fb $s $amd $ua $mu $mrk $clx $an  |#merck reveals 7 years of its u.s. drug price increase history. read more:  $mrk|will merck let incyte go
2017-01-28: rt AT_USER 10/10 mon stock movers &amp; news: $myl $db $twtr $twlo $fb $tsla $baba $mrk $dow $utx $mcd $nflx charts &amp; discussion -&gt; | &lt; review of this fantastic traders teaching service!! tr
2017-01-29: rt AT_USER new $mrk statement sent to me: |rt AT_USER new $mrk statement sent to me: |rt AT_USER new $mrk statement sent to me: |rt AT_USER notable earnings jan30 - feb3: tue $aapl $amd $pfe $s $xom $
2017-01-30: rt AT_USER $lly, $pfe keep the earnings ball rolling tomorrow. here's what to expect  $nvo $azn $gild $mrk $¡­|¡ø says $mrk is still a buy. this would be a good #portfolio anchor stock. great dividend
2017-01-31: rt AT_USER $onvo has bullish engulfed yesterdays candle and tomorrow may be the breakout day of wedge. keep on watch $ibb $aapl $f¡­|merck launches #dtc campaign for #immunotherapy keytruda. $mrk #hcs
2017-02-01: rt AT_USER $bmy just said it assumes $mrk will be successful in getting keytruda + chemo combo approval on keynote-021|rt AT_USER earnings preview: what might be driving $fb revenue? and what¡¯s the l
Answer:
Rise