Examine the data and tweets to deduce if the closing price of $ba will boost or lower at 2020-09-18. 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
2020-09-03,3.7,7.2,-0.4,-3.4,-3.4,2.3,2.5,2.3,2.8,1.9,1.6
2020-09-04,0.2,1.0,-4.1,1.4,1.4,0.4,1.3,0.6,1.4,0.9,0.2
2020-09-08,2.9,3.6,-0.4,-5.8,-5.8,5.3,6.5,6.4,7.1,7.1,6.2
2020-09-09,0.5,1.4,-2.4,-0.2,-0.2,4.1,5.9,6.2,6.7,7.2,6.2
2020-09-10,2.1,3.9,-0.1,-1.9,-1.9,3.9,7.0,7.8,8.3,8.9,8.1
2020-09-11,-1.4,0.7,-2.4,1.6,1.6,1.2,4.5,5.7,6.1,6.8,6.3
2020-09-14,-2.2,0.4,-3.9,3.2,3.2,-2.6,0.6,2.4,2.4,3.4,3.2
2020-09-15,1.9,3.3,-0.1,-1.1,-1.1,-1.2,1.2,2.9,3.3,4.2,4.4
2020-09-16,-3.3,1.9,-4.3,2.4,2.4,-2.8,-1.4,0.2,0.8,1.4,2.0
2020-09-17,-1.7,0.6,-3.9,0.0,0.0,-1.6,-1.9,-0.0,0.7,1.2,1.8


Answer:
Fall