The question is asking to match the list of individuals with their known professional fields.

Option 1: A-2, B-1, C-4, D-3 is incorrect. Bhajan Sopori is indeed an exponent of the Santoor (A-2), but Birju Maharaj is a Kathak dancer, not a Bharatnatyam dancer (B-1).

Option 2: A-3, B-1, C-4, D-2 is incorrect. Both Bhajan Sopori and T.V Gopalakrishnan have received the wrong attribution. Bhajan Sopori is a Santoor player, not a Mridangam maestro (A-3), and T.V Gopalakrishnan is a Mridangam maestro, not a Santoor player (D-2).

Option 3: A-2, B-4, C-1, D-3 is correct. Bhajan Sopori is an exponent of the Santoor (A-2), Birju Maharaj is a Kathak dancer (B-4), Priyadarsini Govind is a Bharatnatyam dancer (C-1), and T.V. Gopalakrishnan