Identify the Indian music personality.
Under him, the shehnai came out of its ceremonial context and began to be acknowledged as a classical musical instrument.

Correct option is C

The answer is (c) Ustad Bismillah Khan
Ustad Bismillah Khan was a renowned shehnai player who is credited with bringing the instrument out of its ceremonial context and into the classical music arena. He was a recipient of the Bharat Ratna, India's highest civilian award.
Bismillah Khan played a crucial role in elevating the status of the shehnai from its ceremonial context to a recognized classical musical instrument.