Explanation
Why Correct: The Forest Research Institute (FRI), established in 1906 as the Imperial Forest Research Institute, is located in Dehradun, Uttarakhand, and operates under the Indian Council of Forestry Research and Education.
Distractor Analysis: Delhi hosts the Indian Council of Forestry Research and Education headquarters. Bhopal has the Tropical Forest Research Institute. Lucknow houses the State Forest Research Institute of Uttar Pradesh.
Takeaway: FRI Dehradun is a premier institution for forestry research, education, and training, with its main campus declared a National Heritage site for its colonial architecture.