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:2020-12-22, Stock:MMM, The news for the past five days is as follows:
2020-12-15: NEWS1: 3M's (MMM) November Sales Improve Y/Y in High-Single Digits.
2020-12-16: nan
2020-12-17: nan
2020-12-18: NEWS1: 3 Stocks to Buy With Dividends Yielding More Than 3%.NEWS2: 3M™ Littmann® Stethoscopes and eMurmur® Partner to Launch New Educational Apps.
2020-12-21: nan

Answer: Decrease