Question

consumer identifies what about the deer? its trophic level its habitat its mating habits

Explanation:

A primary consumer (like a deer, which eats plants) is classified by its trophic level (level in the food chain). Habitat refers to where it lives, and mating habits are about reproduction, not related to being a primary consumer. So the correct option is the one about trophic level.

Answer:

Its trophic level