which environmental factor would likely lead to an increase in genetic variation in a population of…

which environmental factor would likely lead to an increase in genetic variation in a population of squirrels?\n- an increase in predators\n- an increase in available food\n- an increase in forest fires\n- an increase in pollution
Answer
Brief Explanations:
An increase in available food can support a larger population size. Larger populations have more genetic material in the gene - pool, which can lead to an increase in genetic variation. Predators, forest fires, and pollution are usually selective pressures that can reduce population size and genetic variation.
Answer:
an increase in available food