Which of the Following Is Not a Hypothesis Proposed by Ecologists

Multiple Choice

Which of the following is not a hypothesis proposed by ecologists to explain increased species diversity in the tropics?

A) increased time since perturbation in the tropics over temperate regions
B) increased productivity in the tropics over temperate regions
C) increased environmental homogeneity in the tropics over temperate regions
D) increased favorable environments in the tropics over temperate regions
E) increased speciation rates and decreased extinction rates in the tropics over temperate regions