Use the Following Figure to Answer the Question

Multiple Choice

Use the following figure to answer the question. Functional groups are categories of plants, each containing numerous species, such as grasses and wildflowers, or trees and shrubs. Examine the figure and determine to what degree the data support the following hypothesis: Plant biomass increases with species richness.

A) The hypothesis is partially supported.
B) The hypothesis is fully supported.
C) The hypothesis is rejected.
D) The hypothesis can neither be rejected nor supported.