Cats Require a Rich Source of Vitamin a in Their

Cats require a rich source of vitamin A in their diet, such as liver, fish liver oils, or synthetic supplementation. What is the reason for this?

A) Cats are genetically predisposed to be deficient in Vitamin A.
B) Cats require much higher levels of Vitamin A than other mammals.
C) Cats lack intestinal carotenase required to convert B-carotene into Vitamin A.
D) Cats lack the ability to digest and metabolize Vitamin A efficiently.