The correct answer is C. 2000 mm.
Himachal Pradesh is a state in India that is located in the Himalayas. The state has a humid subtropical climate, with an average annual rainfall of 2000 mm. The rainfall is heaviest in the monsoon season, which runs from June to September. The state is also home to a number of glaciers, which contribute to the state’s water resources.
Option A is incorrect because the average rainfall in Himachal Pradesh is 2000 mm, not 1500 mm.
Option B is incorrect because the average rainfall in Himachal Pradesh is 2000 mm, not 1600 mm.
Option D is incorrect because the average rainfall in Himachal Pradesh is 2000 mm, not 3000 mm.