Answer:
Peanut butter and jelly sandwich.
Step-by-step explanation:
Proteins are the main building block of the body. Protein is one of the most important biomolecule and almost all enzymes, antibodies and coagulating factors are made up of protein.
The deficiency of protein the body can cause a particular disease. This is important to include the protein rich diet. Jelly sandwich and peanut butter are the proper protein complementation.
Thus, the correct answer is option (d).