The correct answer is: C. 28th August, 1985.
The Ladakh Autonomous Hill Development Council (LAHDC)-Leh was created on 28th August, 1985 under the Ladakh Autonomous Hill Development Council Act, 1984. The LAHDC-Leh is a local self-government body for the Leh district of Ladakh, India. It has a 33-member elected body, with 26 members elected from territorial constituencies and 7 members nominated by the Governor of Jammu and Kashmir. The LAHDC-Leh is responsible for the administration of the Leh district in matters such as education, health, public works, and agriculture.
The other options are incorrect. Option A is incorrect because the Indian independence day is on 15th August, 1947. Option B is incorrect because the Ladakh Autonomous Hill Development Council Act, 1984 was passed on 28th August, 1984. Option D is incorrect because the Ladakh Autonomous Hill Development Council (LAHDC)-Leh was created on 28th August, 1985.