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:2018-03-19, Stock:AEP, The news for the past five days is as follows:
2018-03-12: NEWS1: SPLV, DUK, XEL, AEP: Large Inflows Detected at ETF.NEWS2: SPLV, DUK, XEL, AEP: Large Inflows Detected at ETF.NEWS3: American Electric Power Stock’s Current Valuation.NEWS4: American Electric Power Stock’s Current Valuation.
2018-03-13: NEWS1: See what the IHS Markit Score report has to say about American Electric Power Company Inc..
2018-03-14: NEWS1: See what the IHS Markit Score report has to say about American Electric Power Company Inc..
2018-03-15: nan
2018-03-16: nan

Answer: Decrease