The correct answer is: C. Kongka-La
The Kongka La is a high mountain pass in the Ladakh region of India. It is located at an elevation of 5,360 meters (17,590 feet) above sea level, and is the gateway to the Nubra Valley. The pass is open from May to October, and is a popular tourist destination.
The Karakoram Pass is a high mountain pass in the Karakoram Range, on the border between Pakistan and China. It is the highest paved international road in the world, at an elevation of 5,510 meters (18,045 feet) above sea level. The pass is open from June to September, and is a popular tourist destination.
The Khardung La is a high mountain pass in the Ladakh region of India. It is located at an elevation of 5,360 meters (17,590 feet) above sea level, and is the gateway to the Nubra Valley. The pass is open from May to October, and is a popular tourist destination. However, it is not the highest motorable road in the world, as is commonly believed. That title belongs to the Karakoram Pass.
None of the other options are correct.