Choose the Correct one: A white and black dog is barking,A white and a black dog is barking, A white and black dog are barking, None of these

Choose the Correct one: A white and black dog is barking,A white and a black dog is barking, A white and black dog are barking, None of these

Explanation

When two colors describe a single subject (the dog), "is" is used with "and," indicating one dog with both colors, not multiple dogs.