Why is rainfall in northern Chile and along the coastal belt of southern Peru so low?

A.

Because the coast is washed by a cool current

B.

Because the area lies in the leeward side of the Andes

C.

Because the area lies on the windward side of the Andes

D.

Because the coast is washed by warm current

E.

Because the area is a desert

Correct answer is A

No explanation has been provided for this answer.