What is the subject in this simple sentence?

Arabian, Appaloosa, and Morgan horses will be at the county horse show this week.

A.

Appaloosa

B.

Arabian

C.

horses

D.

Morgan

Horses because they are talking about different kind of horses or names of horses

The answer is C. horses. The subject of the sentence can only be horses, as that is the only thing that works from the options provided but also because the sentence and the horse show are about the subject of horses. Appaloosa, Arabian, and Morgan are all breeds of horses.