Which sentence uses a verb that agrees with its subject?

a.
a cat meows at the birds in the tree.

b.
the puppy jump on all of the furniture.

c.
my gerbil run in circles around the cage.

 A. A cat meows at the birds in the tree. As a general rule, the verb must agree with the subject's number. If the subject is singular, the verb must also be singular. If the subject is plural, the verb must also be plural. In option A, the subject "cat" is singular which takes singular verb "meows".

The answer is the answer is a!

The phrase that revels setting is whisper because it shows what he is doing .