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:2021-11-02, Stock:UNH, The news for the past five days is as follows:
2021-10-26: nan
2021-10-27: NEWS1: Healthcare ETFs in Focus as Q3 Earnings Unfold.NEWS2: 2022 Individual and Family Plans From UnitedHealthcare Are Available on the Health Insurance Marketplaces in 18 States Offering New, Affordable Benefits.
2021-10-28: NEWS1: 5 Stocks Insiders Are Selling.NEWS2: Why UnitedHealth Group (UNH) is a Top Momentum Stock for the Long-Term.
2021-10-29: NEWS1: Zacks Value Trader Highlights: UnitedHealth, Union Pacific, Home Depot, Ross Stores and JPMorgan.NEWS2: UnitedHealth Group (UNH) Boasts Earnings & Price Momentum: Should You Buy?.
2021-11-01: NEWS1: What Investors Should Remember About Clover Health.

Answer: Decrease