Santoor is associated with whom among the following?

Correct option is A

The correct answer is (a) Pandit Shivkumar Sharma.
Pandit Shivkumar Sharma is closely associated with the Santoor, a musical instrument. He was instrumental in popularizing the Santoor on the global stage. Originally used in the music of Jammu and Kashmir, Pandit Shivkumar Sharma transformed the Santoor from a regional folk instrument into a prominent fixture in Indian classical music. His innovative techniques and profound musical expressions have made significant contributions to its status and acceptance in classical performances.