Tropical Rainforest Canopies Are Generally

Multiple Choice

Tropical rainforest canopies are generally

A) a two-layer canopy that is thickest in its upper layer and thin in its lower layer.
B) a two-layer canopy that is thickest in its lower layer and thin in its upper layer.
C) The dense tropical forest vegetation is usually arrayed in three distinct levels that are adapted to increasing amounts of sunlight, from the treetops to the darker forest floor
D) The dense tropical forest vegetation is usually arrayed in three distinct levels that are adapted to decreasing amounts of sunlight, from the treetops to the darker forest floor
E) a one-layer canopy.