How does indicate that a. dog is more closely related to a red fox than a house cat?

Dog is more closely related to a red fox than a house cat according to a taxonomy level.

Explanation:

Dog, red fox, house cat is in the same kingdom Animalia, same phylum Chordata, same class Mammalia, same order Carnivora but the family of red fox and the gad is same i. e. Canidae but the family of the house cat is Felidae. The red fox and dog have more taxon in common. The house cat diverges at the family level.