Select the statement that is indicative of valuing a species for its intrinsic value.

It's wrong that a factory$-$farmed chicken spends its entire life in an $\frac{81}{2}$ x $11-$in$.$ space.

The demand for ivory to make carvings, jewelry, and piano keys threatens an elephant population.

Service dogs visit an elder$-$care facility each week to sit with and comfort the residents.

Corn is an essential crop because it helps feed a significant portion of the world's population.