Official Answer Key & Detailed Solution
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Correct Answer: Option (B) — A-1; B-3; C-4; D-2
Concept & Option Breakdown
Standard Reference VerifiedCorrect matches:
- Kothagudem: Andhra Pradesh (now in Telangana)
- Raichur: Karnataka
- Mettur: Tamil Nadu
- Wanakbori: Gujarat Therefore, A-1, B-3, C-4, D-2 is the correct code.
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