Answer: Option C
Step-by-step explanation:
The Complete Proteins can be defined as the diet rich in proteins which contains all the nine essential amino acids that is not synthesized in the human body.
The complete proteins are usually found in the food like meat, eggs and other non-vegetarian diets. This provides the body with essential amino acids which usually lacks in the vegetarian diets.
Due to this reason only complementary diet has been introduced to meet the demand of essential amino acids.