What is a tropical rain forest?

A.
a densely wooded area that receives an annual rainfall of at least 100 inches and has broad-leafed evergreen trees that form a continuous canopy

B.
territory located adjacent to a coastal plain that has low humidity and numerous trees

C.
a large cluster of wide-leafed trees with blossoms that appear in the spring, last through the summer, and then drop in the fall when it rains

D.
a place with low growing shrubs and other plants that benefit from daily rainfall