The world’s highest ground based telescopic observatory is located in
- AColombia
- BIndiaCorrect
- CNepal
- DSwitzerland
Explanation
The correct answer is India. This refers to the Indian Astronomical Observatory located in Hanle, Ladakh. It is situated at an altitude of about 4500 meters or 14764 feet above sea level in the Himalayan range. Operated by the Indian Institute of Astrophysics, its high altitude, low atmospheric interference, and clear skies make it one of the best locations globally for optical, infrared, and gamma ray astronomy. While other high observatories exist in places like Chile, the facility at Hanle is recognized as the highest ground based telescopic observatory in the world.

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