Official Answer Key & Detailed Solution
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Correct Answer: Option (A) — Goa, Karnataka, Maharashtra, Kerala
Concept & Option Breakdown
Standard Reference VerifiedThe Konkan Railway traverses the western coastal strip of India, directly passing through and benefiting the states of Maharashtra, Goa, and Karnataka, while providing direct high-speed railway connectivity southward to Kerala.
Konkan Railway is exclusively on the Western Coast, so any option containing eastern coast/inland states like Tamil Nadu or Madhya Pradesh can be eliminated.
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