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:2021-03-19, Stock:UPS, The news for the past five days is as follows:
2021-03-12: nan
2021-03-15: NEWS1: UPS Rides on E-Commerce Growth & Solid Cash Flow Generation.
2021-03-16: nan
2021-03-17: nan
2021-03-18: NEWS1: United Parcel Service (UPS) Stock Moves -0.28%: What You Should Know.

Answer: Decrease