In order for a dam to work, must be present. A) a windy field
B) a lot of heat to boil water
C) a lot of fast moving water
D) oil

C: a lot of fast moving water

Explanation:

eukarya because is is like alche and b is bacteria and d is animals

explanation:

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.