For the correct addition of amino acid to the growing polypeptide chain which of the following does not play any role?

• A. Loading of initiator tRNA to the P site
• B. Loading of correct aminoacyl tRNA to the A site
• C. Formation of peptide bond between the existing amino acid and the incoming amino acid
• D. The formed tRNA with the growing polypeptide is translocated from the A site to the P site