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:2021-12-20, Stock:CHTR, The news for the past five days is as follows:
2021-12-13: NEWS1: Charter Will Give Spectrum TV Subscribers Peacock Premium Free for 12 Months.
2021-12-14: NEWS1: Charter (CHTR) Offers Free Peacock Premium to Spectrum Users.
2021-12-15: nan
2021-12-16: nan
2021-12-17: NEWS1: Jefferies Group LLC Buys Fortress Transportation and Infrastructure Investo, Cedar Fair LP, ....

Answer: Decrease