Official Answer Key & Detailed Solution
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Correct Answer: Option (B) — 1 and 2 only
Concept & Option Breakdown
Standard Reference VerifiedStatement 1 is correctly matched: Sir Christopher Cockerell invented the hovercraft. Statement 2 is correctly matched: David Bushnell built the first military submarine, the Turtle, in 1775. Statement 3 is incorrectly matched: Robert Fulton (or Claude de Jouffroy) is widely credited with developing the first commercially viable steamship, not J. C. Perrier.
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50 simulated tests in the APT Prelims Test Series (₹1,493) or 1-on-1 Mentorship with Avinash Sir.