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:2019-02-04, Stock:EXC, The news for the past five days is as follows:
2019-01-28: NEWS1: Plans to privatize Puerto Rico power after Maria hit snag.
2019-01-29: NEWS1: Continental Wind, LLC -- Moody's upgrades Continental Wind to Baa2; Outlook Stable.NEWS2: ComEd and Itron to Accelerate Development of Smart Cities in Illinois Through Smart Streetlight Program.
2019-01-30: NEWS1: CMS Energy Corporation (CMS) Ex-Dividend Date Scheduled for January 31, 2019.NEWS2: CMS Energy Corporation (CMS) Ex-Dividend Date Scheduled for January 31, 2019.
2019-01-31: nan
2019-02-01: NEWS1: Exelon (EXC) Reports Next Week: Wall Street Expects Earnings Growth.NEWS2: Exelon (EXC) Reports Next Week: Wall Street Expects Earnings Growth.NEWS3: Illinois Nuclear Plants Operate at Full Power During Record-Breaking Polar Vortex.NEWS4: Exelon (EXC) Reports Next Week: Wall Street Expects Earnings Growth.NEWS5: Exelon Reaches Analyst Target Price.NEWS6: Exelon Reaches Analyst Target Price.

Answer: Decrease