Answer:
Liver and Onion with a glass of wine
Explanation:
Liver is the main storage of vitamin A in living animals. Having been the storage part of vitamin A in animals,eating directly of such part also enriches the end user with same amount of Vitamin A this alone is so rich and in the required limit.
Onion is more rich in vitamin C,and with a little of vitamin A.
A glass of wine have little amount of Vitamin A.
In all it would be seen that the liver provides the highest portio of Vitamin A.
Food provides nutrients, which are substances that the body needs.
Bacteria is something else that you would need to know
The total amount is the tax liability because it is considered income.