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:2021-04-22, Stock:EXC, The news for the past five days is as follows:
2021-04-15: nan
2021-04-16: NEWS1: ComEd Files for First Delivery Rate Increase in Four Years to Support Needed Reliability and Clean Energy Transition.NEWS2: Illinois may have to subsidize more Exelon reactors to keep them running -study.
2021-04-19: NEWS1: Is EXC Stock A Buy or Sell?.NEWS2: Local Communities Get Support from ComEd Employees During National Volunteer Month.NEWS3: Exelon (EXC) Unit Files for Rate Hike to Recoup Investment.
2021-04-20: nan
2021-04-21: nan

Answer: Decrease