Explanation
Correct Answer: Option B — Multirole air-superiority fighter. Multirole air-superiority fighter is the accurate answer because the Su-30MKI is a twin-engine fighter used for air-superiority and multiple combat roles. Why the other options are incorrect: Option A — Malabar: This is actually associated with naval exercise; specifically, Malabar is a maritime exercise involving the navies of India, the United States, Japan and Australia. Option C — Dehradun, Uttarakhand: This is actually associated with training institution; specifically, the academy trains officer cadets for commissioning into the Indian Army. Option D — Multi-barrel rocket launcher: This is actually associated with artillery rocket system; specifically, Pinaka is an indigenous multi-barrel rocket launcher system used for area targets and artillery fire support. Exam Takeaway: Link Multirole air-superiority fighter with its exact combat aircraft association for fast Indian Defence GK revision.