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:2021-03-18, Stock:BA, The news for the past five days is as follows:
2021-03-11: nan
2021-03-12: NEWS1: Boeing Gets a Brand New 737 MAX Buyer, and the Stock Is Jumping.NEWS2: Boeing Stock Jumps As Another 737 Max Order Confirmed.NEWS3: Virgin Galactic's Sister Company Is Shopping For A SPAC Deal: Report.NEWS4: Boeing names new head of crucial 737 MAX program: memo.NEWS5: U.S. State Dept okays proposed sale of Boeing aircraft to Germany -Pentagon.NEWS6: Dow Jones Hits Record High; Many Tech Stocks Weaken As Yields Rise On Inflation Fears.NEWS7: Nasdaq Slips As Biden Stimulus Raises These Fears; Dow Rallies; Warren Buffett Stock Crumbles.NEWS8: Why Boeing Stock Just Popped 5%.
2021-03-15: NEWS1: Boeing (BA) Stock Sinks As Market Gains: What You Should Know.NEWS2: How Does Boeing's Debt Look?.NEWS3: Boeing (BA) Gets Orders for 24 737 MAX Jets From 777 Partners.NEWS4: 5 Aerospace Stocks That Will Take Flight Soon.NEWS5: Boeing Extends Gains as TSA Screening Data Supports Air Travel Rebound.
2021-03-16: NEWS1: Stock Market Today: With Powell On Deck, Investors Hold Their Breath.NEWS2: Is Now The Time To Buy BA Stock, CLSK Stock Or PARR Stock?.NEWS3: Boeing Testing Dreamliner Cockpit Windows as Flaws Search Widens.NEWS4: Boeing Tests Dreamliner Windows to Ensure They Meet Requirements.
2021-03-17: NEWS1: Does A Return To JFK Make United Airlines Stock A Buy Right Now? Here's What Earnings, Charts Show.NEWS2: Is Virgin Galactic Stock A Buy After Major Stakeholder Sells Shares?.NEWS3: Vishay Intertechnology, American Campus Communities, Boeing, CrowdStrike and Lennar Corp highlighted as Zacks Bull and Bear of the Day.NEWS4: When Should You Buy The Boeing Company (NYSE:BA)?.NEWS5: Airlines face headache over 'use-by' date on some jet parts as pandemic grounds fleets.

Answer: Decrease