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:2019-12-13, Stock:EXC, The news for the past five days is as follows:
2019-12-06: NEWS1: Exelon (EXC) Unit Gets Nod to Lower Rates Again From 2020.NEWS2: Exelon Chief Corporate Affairs Officer Maggie FitzPatrick Named to 2019 C-Suite Award Class by Washington Business Journal.
2019-12-09: NEWS1: 52-Week Company Lows.
2019-12-10: NEWS1: How to Maximize Your Retirement Portfolio with These Top-Ranked Dividend Stocks - December 10, 2019.
2019-12-11: nan
2019-12-12: NEWS1: BGE Announces Updates to Its State Affairs Team in Annapolis.

Answer: Decrease