The correct answer is A. Shimla.
The Himachal Pradesh Football Association (HPFA) is the governing body for football in the Indian state of Himachal Pradesh. It is affiliated to the All India Football Federation (AIFF). The HPFA was founded in 1974 and its headquarters is located in Shimla.
The HPFA organizes various football tournaments in the state, including the Himachal Pradesh Premier League, the Himachal Pradesh Super League, and the Himachal Pradesh Women’s League. It also organizes the Himachal Pradesh football team, which competes in the Santosh Trophy and the I-League 2nd Division.
The HPFA is a member of the Asian Football Confederation (AFC) and the South Asian Football Federation (SAFF).
Option B, Sirmaur, is incorrect because the headquarters of the Himachal Pradesh Football Association is located in Shimla.
Option C, Kullu, is incorrect because the headquarters of the Himachal Pradesh Football Association is located in Shimla.
Option D, Bilaspur, is incorrect because the headquarters of the Himachal Pradesh Football Association is located in Shimla.