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:2019-01-10, Stock:NVO, The news for the past five days is as follows:
2019-01-03: NEWS1: Novo Nordisk Boasts Strong Diabetes Presence and Pipeline.NEWS2: Novo Nordisk Boasts Strong Diabetes Presence and Pipeline.NEWS3: Novo Nordisk Boasts Strong Diabetes Presence and Pipeline.
2019-01-04: nan
2019-01-07: nan
2019-01-08: NEWS1: Thoughts on 2018 Performance.
2019-01-09: nan

Answer: Decrease