Answer:
d. the beans added amino acid to the corn, making the combination as nutritious as meat?
Explanation:
Beans is a major source of proteins, fiber, fat and some essential nutrients as well as vitamins. Protein generally is a polymer of different amino acids.
The major nutrient in corn is carbohydrate (in form of starch), fiber, fat, a small amount of protein and some important nutrient elements.
Meat is rich in protein, fat, essential nutrient elements, vitamins as well as essential and non-essential amino acids.
Hence, in order for corn to be as nutritious as meat, the complimentary action of beans is needed.
<em>The correct option is d.</em>
