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:2021-02-18, Stock:COST, The news for the past five days is as follows:
2021-02-10: NEWS1: Costco Is the Best Retail Apocalypse Stock of 2021.
2021-02-11: NEWS1: Climate change will cause industry disruptions at ‘unprecedented rate’: Gro Intelligence CEO.
2021-02-12: NEWS1: Costco Has Been on a Tear. A Low Rate of Theft Is One Reason..NEWS2: Billionaire Richard Chilton’s Top 10 Stock Picks.
2021-02-16: nan
2021-02-17: NEWS1: Better Buy: Costco vs. Kroger.

Answer: Decrease