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:2021-12-20, Stock:APD, The news for the past five days is as follows:
2021-12-13: NEWS1: Deutsche Dws Variable Series I Buys Hilton Worldwide Holdings Inc, Apollo Global Management ....NEWS2: One of the Largest Green Hydrogen Projects in the World: thyssenkrupp Signs Contract to Install Over 2GW Electrolysis Plant for Air Products in NEOM.
2021-12-14: NEWS1: Newfound Risk Managed US Sectors Fund Buys Vanguard S&P 500 ETF, Vanguard U.S. ....NEWS2: Deutsche Dws Investment Trust Buys Hilton Worldwide Holdings Inc, Apollo Global Management Inc, ....
2021-12-15: NEWS1: OLN vs. APD: Which Stock Is the Better Value Option?.
2021-12-16: nan
2021-12-17: nan

Answer: Decrease