Which one of the following is the best description of 'INS Astradharini', that was in the news recently?

1. The question asks for the best description of 'INS Astradharini'. 2. 'INS Astradharini' (Yard 472) is an indigenously designed and built torpedo launch and recovery vessel (TLRV) commissioned into the Indian Navy in October 2015. 3. Its primary role is to carry out technical trials of underwater weapons and systems developed by the Naval Science and Technological Laboratory (NSTL), a DRDO facility. This involves launching and recovering torpedoes and other underwater ordnance. 4. Option (C) accurately describes its function as a 'Torpedo launch and recovery vessel'. 5. Options (A) Amphibious warfare ship, (B) Nuclear-powered submarine, and (D) Nuclear-powered aircraft carrier represent different classes of naval vessels and do not correspond to the role and type of INS Astradharini.