Which one of the following mountain peaks is not located in India ?

Gosain Than
Kamat
Nanda Devi
Trishul

The correct answer is (b). Kamat is a mountain peak in Nepal, while the other three peaks are located in India.

Gosain Than is a mountain peak in the Garhwal Himalayas in the Indian state of Uttarakhand. It is the highest peak in the Garhwal Himalayas and the third highest peak in India, after Nanda Devi and Kamet.

Nanda Devi is a mountain peak in the Garhwal Himalayas in the Indian state of Uttarakhand. It is the second highest peak in India, after Kamet.

Trisul is a mountain peak in the Garhwal Himalayas in the Indian state of Uttarakhand. It is the third highest peak in the Garhwal Himalayas and the sixth highest peak in India.