The correct answer is A. Bilaspur.
Bilaspur was a princely state in India, located in the present-day Bilaspur district of Himachal Pradesh. It was founded in the 16th century by Raja Bhima Chand, a descendant of the Katoch Rajputs. The state consisted of three parganas, namely, Subathu, Siwan and Bharoli.
Rawin was a princely state in India, located in the present-day Sirmaur district of Himachal Pradesh. It was founded in the 16th century by Raja Rawal Singh, a descendant of the Chauhans. The state consisted of two parganas, namely, Rawin and Kotgarh.
Kotgash was a princely state in India, located in the present-day Bilaspur district of Himachal Pradesh. It was founded in the 16th century by Raja Kotgash, a descendant of the Katoch Rajputs. The state consisted of one pargana, namely, Kotgash.
Bharoli was a princely state in India, located in the present-day Bilaspur district of Himachal Pradesh. It was founded in the 16th century by Raja Bharoli, a descendant of the Katoch Rajputs. The state consisted of one pargana, namely, Bharoli.