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:2021-12-22, Stock:BA, The news for the past five days is as follows:
2021-12-15: NEWS1: Boeing (BA) Stock Sinks As Market Gains: What You Should Know.NEWS2: Dow Jones Pares Losses Ahead Of Fed Decision; Rivian, Roblox Stocks Drop.NEWS3: Leidos Holdings (LDOS) Inks $82M Contract to Support UAS.NEWS4: VanEck Morningstar Wide Moat ETF Buys Polaris Inc, The Western Union Co, KLA Corp, Sells Adobe ....NEWS5: VanEck Morningstar Global Wide Moat ETF Buys Wells Fargo, Safran SA, Boeing Co, Sells Adobe ....
2021-12-16: NEWS1: Airbus Wins Two Longtime Boeing Customers.NEWS2: FAA official calls Boeing test pilot a 'scapegoat' in 737 Max case.NEWS3: Back to school: Spirit AeroSystems wants to bolster student pipeline.NEWS4: Boeing Donates $1 Million to Assist with Tornado Recovery and Relief Efforts.NEWS5: UPDATE 1-U.S. FAA names WestJet official as new aviation safety chief.NEWS6: UPDATE 1-737 MAX crash victims' relatives ask court to rescind Boeing prosecution immunity.NEWS7: Airbus sends last A380 out with love.NEWS8: 737 MAX crash relatives ask court to rescind Boeing criminal prosecution immunity.NEWS9: U.S. FAA names new aviation safety chief.NEWS10: UPDATE 3-Airbus lands Air France-KLM jet order, capping trio of deals.NEWS11: Airbus lands Air France-KLM jet order, capping trio of deals.NEWS12: Airbus wins Air France-KLM jet order in dramatic treble - sources.NEWS13: Lockheed (LMT) Wins $77M Contract to Support F-16 Program.NEWS14: Airbus wins dominant share of Air France-KLM jet purchase - sources.NEWS15: Boeing Loses Qantas Business to Airbus. But There’s Good News, Too..NEWS16: JPMorgan Cuts Boeing Price Target By 1.8%.NEWS17: RPT-UPDATE 6-Qantas switches domestic fleet to Airbus in blow to Boeing.NEWS18: Qantas Snags 40 Airbus Jets, Snubbing Boeing.NEWS19: UPDATE 1-Tech stocks lift European stocks ahead of ECB outcome.NEWS20: FOCUS-Airlines place their bets, looking past pandemic to renew fleets.
2021-12-17: NEWS1: Seattle company buys Boeing's Longacres property in Renton.NEWS2: UPDATE 3-Boeing suspends vaccine mandate for U.S. employees.NEWS3: Boeing sees 'big defections' as customers place orders with rival Airbus.NEWS4: Boeing suspends vaccine mandate for U.S. employees.NEWS5: The Zacks Analyst Blog Highlights: Alphabet, Bank of America, S&P Global, ServiceNow and Boeing.NEWS6: 5 Top Stock Gainers for Friday as Markets Slide.NEWS7: Boeing reaches proposed settlement to shareholder lawsuit stemming from 737 MAX fatalities.NEWS8: Summary Notice of Pendency of Derivative Action, Proposed Settlement of Derivative Action, Settlement Hearing and Right to Appear.NEWS9: Boeing wants to build its next airplane in the 'metaverse'.NEWS10: FOCUS-Boeing wants to build its next airplane in the 'metaverse'.NEWS11: Fidelity Destiny Portfolios Buys Salesforce. ....
2021-12-20: NEWS1: Can't bring yourself to buy at all-time highs? Goldman Sachs sees gains of up to 60% in these 3 beaten-down stocks.NEWS2: Italian authorities seize 787 parts from supplier previously flagged by Spirit.NEWS3: Small Wins do not Offset Big Losses for The Boeing Company (NYSE:BA).NEWS4: Boeing suspends vaccine mandate for workers.
2021-12-21: NEWS1: Dow Jones Surges 560 Points; Biden Hints At Manchin Deal; Airbnb, Travel Stocks Jump.NEWS2: Dow Jones Gains, Nasdaq Leads; Biden Hints At Manchin Deal; Travel Stocks Pop.NEWS3: Prosecutors say Italian firm produced 4,000 flawed parts for Boeing.NEWS4: This Put Ratio Backspread Profits On A Big Drop In Boeing Stock.NEWS5: Dow Jones Soars 500 Points, Helped By Surging Nike Stock; Micron Report Fuels Broad-Based Chip Rally.NEWS6: Why Boeing Stock Soared 5.5% Today.NEWS7: Boeing and Airbus urge delay of 5G rollout.NEWS8: Stock Market Strengthens As S&P 500 Regains Key Level.NEWS9: Airbus and Boeing call for 5G delay over aircraft safety fears.NEWS10: UPS buying 19 new freight jets from Boeing.NEWS11: Urban air mobility ‘is something that we see on the horizon,’ Former United Airlines CEO says.NEWS12: Stock Market Bounces; IBD 50 Stock Breaks Out, But Should You Buy It?.NEWS13: Amazon labor practices under scrutiny; Boeing, Airbus urge 5G delay; CA sues Walmart; P&G recall.NEWS14: UPS to purchase 19 Boeing 767 Freighters as e-commerce expands.NEWS15: Boeing says UPS has ordered 19 of its 767 Freighters, adding to a record year for the aircraft.NEWS16: Boeing Announces UPS Purchase of 19 767 Freighters.NEWS17: Boeing Jumps as UPS to Purchase 19 Freighters.NEWS18: We Have Takeoff: Boeing Receives 19 Jet Orders from UPS.NEWS19: UPDATE 1-Boeing, Airbus executives urge delay in U.S. 5G wireless deployment.NEWS20: Boeing, Airbus executives urge delay in U.S. 5G wireless deployment.NEWS21: Affidavit lists price Unico Properties paid for Boeing's Longacres campus.

Answer: Rise