Fill in this sentence to explain how air currents affect rainfall patterns.At the equator,__________;whereas at 30 degrees north and south latitude,____________
A)dry air rises away from Earth's surface;warm moist air sinks B)warm moist air sinks to Earth's surface;dry air rises C)warm moist air rises,cools and becomes rain;dry air sinks to Earth's surface D)warm moist air rises;warm moist air turns into rain E)dry air sinks to Earth's surface;warm moist air rises,cools and becomes rain