2. Wolves are predators. Which of the following are 3 biotic factors that a wolf relies on:
A. rabbits, moose, trees
B. water, trees, dens
C. water, dens and oxygen
D. water, snow, rabbits
A. rabbits, moose, trees
B. water, trees, dens
C. water, dens and oxygen
D. water, snow, rabbits