Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2021-05-18, Stock:BA, The news for the past five days is as follows:
2021-05-11: NEWS1: US STOCKS-Wall St closes lower as inflation jitters spark broad sell-off.NEWS2: REFILE-US STOCKS-Wall Street slips as inflation jitters spark broad sell-off.NEWS3: Airbus Is Making More Jets. Aerospace Stocks Could Soar..NEWS4: Is Boeing Stock A Buy On Positive Orders For Third Straight Month?.NEWS5: Boeing 737 MAX deliveries shrink to four planes in April due to electrical issue.NEWS6: Airbus Logs Solid April Performance.NEWS7: Boeing Falls As Airbus Asks Suppliers To Bulk Up, MAX Still A Work In Progress.NEWS8: Boeing Jet Deliveries Slump 41% in April on 737 Issues.
2021-05-12: NEWS1: Boeing Nears Fix for 777 Engine Covers.NEWS2: UPDATE 2-U.S. FAA to require strengthening key part on Boeing 777 engine.NEWS3: U.S. FAA to require strengthening key part on Boeing 777 engine.NEWS4: Alaska Air orders 13 Boeing 737 MAX jets as travel demand rebounds.NEWS5: UPDATE 1-FAA chief sees 'straightforward' Boeing 737 MAX electrical fix.NEWS6: 20 Best Airlines in the World in 2021.NEWS7: UPDATE 2-Airbus revives plan for new single-aisle jet plant in Toulouse.
2021-05-13: NEWS1: Dow closes up 400 points to snap 3-day losing streak as investors digest jobs and inflation data.NEWS2: Dow up 500 points, stocks bounce as investors digest jobs and inflation data.NEWS3: Dow recovers 400 points as investors digest inflation and jobs data.NEWS4: UPDATE 1-U.S. carriers begin repairs on Boeing 737 MAX planes, expect quick return.NEWS5: Dow up more than 500 points as tech shares bounce after inflation-inspired rout.NEWS6: Dow up 200 points as tech shares bounce after inflation-inspired rout.NEWS7: U.S. carriers begin repairs on Boeing 737 MAX planes, expect quick return.NEWS8: U.S. stock futures mostly lower after rout triggered by inflation fears.NEWS9: Boeing Gains As Regulator OKs 737 MAX Electrical Fix.NEWS10: Jim Cramer on Tesla, Bitcoin, Bumble, Boeing, Inflation.NEWS11: LIVE: Jim Cramer on Tesla, Bitcoin, Bumble, Boeing, Inflation.NEWS12: Boeing Gets FAA Nod for Fix to 737 MAX Electrical Issue.NEWS13: FAA Approves Boeing Fixes for Latest 737 MAX Problem.NEWS14: Tesla and Bitcoin, Colonial Pipeline, Boeing, Alibaba: 5 Things You Must Know.NEWS15: UPDATE 2-Boeing wins FAA OK for 737 MAX electrical fix, notifies airlines.NEWS16: Boeing wins FAA OK for 737 MAX electrical fix, notifies airlines.
2021-05-14: NEWS1: REFILE-UPDATE 2-U.S. requires inspections for wire failure on Boeing 737 Classic planes.NEWS2: U.S. requires inspections for wire failure on Boeing 737 Classic planes.NEWS3: Will Aerospace & Defense ETFs Shine Post Q1 Earnings?.NEWS4: U.S. requiring inspections for wire failure on Boeing 737 Classic planes.NEWS5: HBAR Crypto News: 9 Things to Know About #GreenCrypto Leader Hedera Hashgraph.NEWS6: Alaska Air (ALK) Arm Aims to Grow Fleet As Travel Demand Rises.NEWS7: Philippine Air Mulling Chapter 11, In Talks to Reduce Its Fleet.NEWS8: Morning Bell With Jim Cramer: How to Trade Boeing.
2021-05-17: NEWS1: Biden administration approved $735 million arms sale to Israel - sources.NEWS2: Israel, Palestine Conflict Escalates: Defense Stocks to Gain.NEWS3: UPDATE 2-Emirates could swap Boeing 777X jets for smaller Dreamliners, chairman says.NEWS4: Emirates could swap Boeing 777X jets for smaller Dreamliners, chairman says.NEWS5: UPDATE 1-Ryanair 'upset' with Boeing, fears no MAX deliveries before summer.

Answer: Decrease