Which scenario is the best example of competition between individuals of the same species?

Question

Hermit crabs compete for shells to live in.
Trees in a forest compete for sunlight.
Fish compete for shelter in a coral reef.
Savannah predators compete to consume antelope.

Answer 1

Savannah predators compete to consume antelope.

Answer 2

are you sure

Answer 3

I apologize for the confusion. The best example of competition between individuals of the same species would be: Hermit crabs compete for shells to live in.