Churdhar Wildlife Sanctuary was established in which year?

The correct answer is: B. 1974.

Churdhar Wildlife Sanctuary is a wildlife sanctuary in Himachal Pradesh, India. It was established in 1974 and covers an area of 1,000 square kilometers. The sanctuary is home to a variety of wildlife, including snow leopards, Himalayan tahr, musk deer, and red pandas.

Option A is incorrect because the sanctuary was established in 1974, not 1970.

Option C is incorrect because the sanctuary was established in 1974, not 1980.

Option D is incorrect because the sanctuary was established in 1974, not 1985.