Step 1: Reason for the epithet.
Dr. A. P. J. Abdul Kalam, an aerospace scientist, led India’s IGMDP and contributed to development of missiles like {Prithvi} and {Agni}, earning the title “Missile Man of India.”
Step 2: Presidency.
He served as the 11th President (2002–2007), widely respected for promoting science and youth engagement.
Step 3: Conclude.
\[
\boxed{\text{Dr. A. P. J. Abdul Kalam (Option C).}}
\]