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:2021-08-23, Stock:BA, The news for the past five days is as follows:
2021-08-16: NEWS1: Earnings Roundup: Boeing, Lockheed Martin, Tesla, XPO Logistics.NEWS2: Leasing Firm To Convert 18 Airbus A321 Passenger Jets To Freighters.NEWS3: Alaska Air exercises options on 12 Boeing 737-9 aircraft.
2021-08-17: NEWS1: Alaska Air (ALK) Arm Converts 12 Boeing 737-9 Aircraft Options.NEWS2: Boeing Gets More Orders for the 737-9. Just Don’t Call It a MAX..NEWS3: United To Crews: Don't Duct Tape Passengers; Does That Make United Airlines Stock A Buy Right Now? Here's What Earnings, Charts Show.NEWS4: Russian low cost carrier pulls out of Boeing 737 MAX contracts.NEWS5: Alaska Air Orders More Boeing 737 MAX 9s.
2021-08-18: NEWS1: Top Stock Reports for Disney, Charter Communications & Boeing.NEWS2: Four reasons why Biden ‘failed’ in Afghanistan withdrawal.NEWS3: Boeing's (NYSE:BA) Debt is One Step Ahead of Short-term Improvements.
2021-08-19: NEWS1: Influencers with Andy Serwer: Ian Bremmer.
2021-08-20: nan

Answer: Rise