The correct answer is B. 1934.
The Praja Sabha was a legislative council in the princely state of Jammu and Kashmir. It was established in 1934 by the Maharaja Hari Singh, who was the ruler of the state at the time. The Praja Sabha was made up of 33 members, 16 of whom were elected by the people and 17 of whom were nominated by the Maharaja. The Praja Sabha had limited powers, but it was the first elected body in the history of Jammu and Kashmir.
Option A is incorrect because the first elections for the Praja Sabha were held in 1934, not 1910.
Option C is incorrect because the Praja Sabha was established in 1934, not 1947.
Option D is incorrect because the Praja Sabha was established in 1934, not 1912.