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:2019-04-15, Stock:APD, The news for the past five days is as follows:
2019-04-08: NEWS1: Merck KGaA wins Versum's support for sweetened $6.5 billion offer.
2019-04-09: nan
2019-04-10: nan
2019-04-11: nan
2019-04-12: NEWS1: 3 High-Performing Basic-Materials Stocks.NEWS2: Merck KGaA clinches $6.5 billion Versum takeover in bet on electrochemicals.

Answer: Decrease