Help NEEDED Which of the following is a positive impact of flooding on the environment?

improvement in drinking water quality

groundwater recharge

expansion of floodplains

creation of new aquatic habitats

chinese civil war took place over a long period of time between 1927 and 1950. the war was interrupted when japan invaded china in 1936 and by world war ii. the war was fought between the nationalist government of china, also called the kuomintang (kmt), and the communist party of china (cpc). 

a. narmada me brainlist