Correct option is D. None of the above
The popular 'Chipko Andolan' was started in 1973 in Gopeshwar, U.P. when trees were not allowed to be cut by village folk by hugging them first near village Manda, then Rampur Phata and in 1974 near village Reni (led by Gaura Devi). The movement had two leaders, Chandi Prasad Bhatt of Gopeshwar and Sunder Lal Bahugana of Silyara in Tehri region.