Official Answer Key & Detailed Solution
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Correct Answer: Option (B) — India
Concept & Option Breakdown
Standard Reference VerifiedThe Indian Astronomical Observatory (IAO), located in Hanle near Leh in Ladakh, India, is one of the world's highest ground-based astronomical observatories, located at an altitude of approximately 4,500 meters (14,764 ft). It is operated by the Indian Institute of Astrophysics (IIA), Bengaluru.
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