Scrutinize the data and tweets to envisage if the closing price of $mrk will swell or contract at 2020-04-08. 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
2020-03-25,0.3,3.2,-2.2,-1.2,-1.2,1.4,4.4,8.5,10.0,11.5,12.7
2020-03-26,-7.3,0.9,-7.4,7.8,7.8,-5.2,-3.2,0.0,1.9,3.0,4.2
2020-03-27,0.1,2.4,-0.7,-2.4,-2.4,-2.7,-1.4,1.7,4.2,5.1,6.4
2020-03-30,-4.3,0.8,-5.3,7.3,7.3,-6.6,-7.2,-5.3,-3.1,-2.2,-1.0
2020-03-31,-0.9,0.9,-1.8,-0.0,-0.0,-4.5,-6.9,-5.6,-3.1,-2.3,-1.2
2020-04-01,1.2,2.3,-1.1,-4.1,-4.1,1.1,-2.6,-2.0,0.5,1.6,2.7
2020-04-02,-1.2,0.3,-3.7,4.2,4.2,-2.1,-5.7,-5.6,-3.8,-2.5,-1.6
2020-04-03,0.0,1.6,-1.2,-0.8,-0.8,-0.1,-4.3,-4.9,-3.3,-1.6,-1.0
2020-04-06,-2.5,0.7,-3.0,5.3,5.3,-4.3,-7.4,-8.8,-8.0,-6.6,-6.0
2020-04-07,4.0,4.3,-0.2,-2.2,-2.2,-1.8,-4.1,-6.5,-6.1,-4.5,-3.9

2020-03-26: AT_USER keshaun pa hangry af single father of 5 #igotfiveonit$mrkwilliams|dr. keyoumars ashkan is the principal investigator in the uk for the $nwbo #dcvax-l phase 3 clinical trial for #glioblastoma a
2020-03-27: $mrkr breakout confirmed: 
2020-03-28: $mrk upcoming event april 01: mit lecture series. options expiring on april 03 that cover the event have an implied move of ±4.2% 
2020-03-29: sentiment for $mrk out of 16 total scores; 88 % is positive and 12 % is negative. #sentiment 
2020-03-30: pharma, biotech players step up efforts against coronavirus $pfe $mrk $myl $lly $bmy #coronavirus #covid2019 |$mrk  new alert at   #stocks #daytrading  #nyse #nasdaq #market 658
2020-03-31: AT_USER leave the toxic people and spread love to the good people AT_USER  ❤ $mrkevinlee1993
2020-04-01: incredible - merck, pfizer and lilly announced medical service volunteer programs to enable employees who are licensed medical professionals to aid in the fight against #covid19 while maintaining thei
2020-04-02: $lly $mrk $pfe new article : pfizer, merck, and eli lilly will pay their doctors to get back to treating patients during the covid-19 pandemic  get all the latest $lly related news here :  
2020-04-05: $nspx why do insiders own 46% of this #biotech??? $acb $apha $cron $trtc $cann $gwph $mcig $mjna $ammj $grnh $cara $cana $cgrw $cbds $clsh $codi $cvsi $digp  $mdcl $mntr $mjne $mydx $nmus $ntrr $nhle 
Answer:
Rise