The correct answer is (a) Zozila.
Zojila Pass is a high mountain pass in the Himalayas on the Srinagar-Leh highway in the Indian state of Jammu and Kashmir. It is located at an elevation of 11,575 feet (3,528 m) and is the gateway to Ladakh. The pass is closed from December to April due to heavy snowfall.
Shipki La is a high mountain pass in the Himalayas on the India-China border. It is located at an elevation of 14,300 feet (4,360 m) and is the highest motorable pass in the world. The pass is open from May to October.
Chumbi Valley is a valley in the Himalayas in the Indian state of Sikkim. It is located between the Himalayas and the Kanchenjunga range. The valley is home to the Chumbi people, who are a Tibetan ethnic group.
Banihal Pass is a high mountain pass in the Pir Panjal Range in the Indian state of Jammu and Kashmir. It is located at an elevation of 11,500 feet (3,505 m) and is the gateway to the Kashmir Valley. The pass is closed from December to April due to heavy snowfall.