Over population if i recall correctly
Ranchers, though, remained steadfastly opposed<span> to </span>reintroducing<span> a species of animal. so the answer is (B)
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Red and yellow bell pepper plant can reproduce with each other - Genetic diversity.
A park has 80 species of trees - species diversity.
There are many breeds of dogs - genetic diversity.
Five different bird species are at a bird feeder - species diversity.