What is KRI Nanggala, recently seen in news?

What is KRI Nanggala, recently seen in news?

A. A diesel-electric attack submarine of the Indonesian Navy

B. A modified Kiev-class aircraft carrier of the Indian Navy

C. A Kolkata-class stealth guided-missile destroyers of the Indian Navy

D. None of these

Explanation:

The Indian Navy dispatched its Deep Submergence Rescue Vessel (DSRV) from Visakhapatnam to support the Indonesian Navy in search and rescue efforts for its submarine KRI Nanggala that went missing with 53 personnel onboard. KRI Nanggala (402) is a diesel-electric attack submarine of the Indonesian Navy, one of two Cakra-class submarines (Type 209 design).