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:2018-04-06, Stock:NVO, The news for the past five days is as follows:
2018-03-29: nan
2018-04-02: nan
2018-04-03: NEWS1: Status regarding Novo Nordisk's holding of its own shares (31 March 2018).NEWS2: Will These Drugs Reach Blockbuster Status?.NEWS3: Will These Drugs Reach Blockbuster Status?.
2018-04-04: nan
2018-04-05: NEWS1: Novo Nordisk buys blood drug licence to boost anaemic biopharma business.

Answer: Decrease