A Population of Squirrels Is in a Phase of Exponential

A population of squirrels is in a phase of exponential growth. What events would act to slow this growth? (Check all that apply.)

A) a forest fire that destroys habitat
B) logging of nut trees
C) growth of the hawk population
D) heavy rainfall, resulting in larger seed and nut harvest
E) increased population that is outstripping food supply
F) less competition from a diminished population of ground squirrels