The correct answer is: A. To provide speedy relief to the people in respect of their grievances.
The Administrative Tribunal of Himachal Pradesh is a quasi-judicial body established under the Administrative Tribunal Act, 1985. It has jurisdiction to hear and decide cases relating to service matters of government employees in Himachal Pradesh. The main aim of the tribunal is to provide speedy relief to the people in respect of their grievances.
Option B is incorrect because the tribunal does not provide economic assistance to the people of administration.
Option C is incorrect because the tribunal does not enquire about the demands of political parties.