In the 1990s, development, pollution, and evolving land uses intruded on eastern tiger salamanders' breeding sites. This salamander species is the largest land-dwelling salamander in North America. It almost became extinct in the state. Which sentence could be added to the paragraph while maintaining a consistent tone?

I think salamanders deserve more attention.

Salamanders face dangers caused by humans.

People should leave salamanders alone.

Salamanders are awesome animals.