Biology

The correct answer is A.They help control prey populations and affect the food web.

Predators can function as keystone species by regulating the populations of prey species, which in turn affects the entire food web. By controlling the numbers of prey species, predators can prevent certain species from becoming too abundant, thus allowing for greater biodiversity and stability within the ecosystem.

B.They create, change, or destroy habitats is more associated with species like beavers or elephants, which physically alter the environment, rat...