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:2019-12-05, Stock:BHP, The news for the past five days is as follows:
2019-11-27: NEWS1: FTSE 100 climbs to highest level since August as trade deal optimism returns.NEWS2: BHP's Henry signals new technology a focus in first speech.
2019-11-29: nan
2019-12-02: nan
2019-12-03: nan
2019-12-04: NEWS1: Buying Iron Ore Is Getting More Like Shopping on Amazon.

Answer: Decrease