The correct answer is A. A Pastoral Tribe.
Gaddi is a pastoral tribe found in the Indian states of Himachal Pradesh, Jammu and Kashmir, and Uttarakhand. They are a nomadic people who move with their herds of sheep and goats between summer and winter pastures. The Gaddi are known for their traditional way of life, which includes their distinctive dress, music, and dance.
Option B is incorrect because the Gaddi are not a Schedule Caste. The Scheduled Castes are a group of people in India who are considered to be socially and economically disadvantaged. The Gaddi are not included in this group.
Option C is incorrect because the Gaddi are not a district of Himachal Pradesh. Himachal Pradesh is a state in India that is divided into 12 districts. The Gaddi are found in several of these districts, but they are not a district themselves.
Option D is incorrect because the Gaddi are a real group of people. They are not a fictional group or a made-up concept.