Which of the following is the rich source of source of protein*A) ChickenB) WheatC) RiceD) Milk

The richest source of protein among the options given is A) Chicken.

Here's a brief explanation:

A) Chicken: This is the richest source of protein among the options. A 100g serving of chicken breast, for example, contains about 31g of protein.

B) Wheat: While wheat does contain protein, it's not as much as chicken. A 100g serving of wheat contains about 13g of protein.

C) Rice: Rice is primarily a carbohydrate, and doesn't have as much protein. A 100g serving of cooked white rice contains about 2.7g of protein.

D) Milk: Milk does contain protein, but not as much as chicken. A 100g serving of whole milk contains about 3.4g of protein.