Yellowstone National Park was founded in 1872. It covers nearly 3,500 square miles of wilderness and contains many unusual geological features. The park is home to large populations of mammals, including bison and elk. For years, the elk population grew rapidly until the reintroduction of wolves to the park in 1995.

Which sentence from the comparison describes an interaction?

For years, the elk population grew rapidly until the reintroduction of wolves to the park in 1995.

It covers nearly 3,500 square miles of wilderness and contains many unusual geological features.

The park is home to large populations of mammals, including bison and elk.

Yellowstone National Park was founded in 1872.

The sentence that describes an interaction is: "For years, the elk population grew rapidly until the reintroduction of wolves to the park in 1995." This sentence describes the interaction between the elk population and the wolves that were reintroduced into the park.

The sentence that describes an interaction is "For years, the elk population grew rapidly until the reintroduction of wolves to the park in 1995."