HELP ASAP ILL GIVE BRAINLIEST A herd of wild horses are separated by a forest fire. Over many generations their gene pools become so different they can no longer interbreed. Which pattern of evolution is this

a) Speciation
b) Extinction
c) Convergent evolution
d) Coevolution

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.