The correct option is D President
The President of India is the supreme commander of the defence forces of India. He is a commander-in-chief of armed forces of the country. As supreme commander he enjoys all the trapping of military pomp and
ceremony. He has a grand mounted body guard, a serving general officer
as his military secretary, a number of tri-services aides-de-camp and
other staff members. He has a fleet of Air Force jets at his disposal.