Which is the correct way to combine the sentences to form one sentence with a compound subject?

My cat went to the veterinarian yesterday. My dog went to the veterinarian yesterday.


A.
My cat went to the veterinarian yesterday, and my dog went to the veterinarian yesterday.

B.
My cat and my dog went to the veterinarian yesterday.

C.
My cat went to the veterinarian yesterday, and my dog, too.