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:2021-03-23, Stock:NVO, The news for the past five days is as follows:
2021-03-16: nan
2021-03-17: nan
2021-03-18: NEWS1: Top Analyst Reports for Novo Nordisk, NextEra & 3M Company.NEWS2: Gilead, Novo Nordisk Expand NASH Collaboration.NEWS3: Gilead, Novo Nordisk To Test Triple Combo Therapy In New NASH Study.NEWS4: Gilead and Novo Nordisk Expand NASH Clinical Collaboration.
2021-03-19: NEWS1: The Zacks Analyst Blog Highlights: Novo Nordisk, NextEra Energy, 3M Co, General Motors and U.S. Bancorp.
2021-03-22: NEWS1: Novo Nordisk receives Refusal to File letter for once-weekly semaglutide 2.0 mg for the treatment of type 2 diabetes.NEWS2: Novo Nordisk A/S – Share repurchase programme.

Answer: Decrease