Which sentence uses a verb that agrees with its subject? a. was the people playing soccer at the park? b. near the coast lives several species of aquatic birds. c. in the sky was few clouds. d. is yolanda at summer camp this week? me

The answer is D.
Here are the other 3 incorrect sentences with their corrections so you can compare to see the difference:
A) WERE the people playing soccer at the park?
B) Near the coast LIVE several species of bird.
C) In the sky WERE few clouds.