You are hiking within the northern hardwood forest region of the upper peninsula of michigan and you pass through two small woodlands. because we have turned you into a biology enthusiast, you count and identify all the trees that you pass. in woodland a, you find 50 sugar maple trees, 50 yellow birch trees, and 50 red oak trees. in woodland b, you find 100 sugar maple trees, 48 yellow birch trees and 2 red oak trees. the most accurate comparison of these woodlands would be that

a. they differ in both tree species richness and diversity.
b. they have equal tree species diversity.
c. they differ in insect species richness.
d. they differ in primary productivity.
e. they have equal tree species richness.