The "Time Since Perturbation" Hypothesis Proposes That, Compared to Temperate

Multiple Choice

The "time since perturbation" hypothesis proposes that, compared to temperate and polar regions, the tropics are

A) more diverse because humans have not yet had much impact there.
B) more diverse because they are disturbed more severely by cooling during glaciations.
C) less diverse because they are disturbed more severely by cooling during glaciations.
D) more diverse because they are less heterogeneous in habitat.
E) more diverse because they are disturbed less frequently.