The correct answer is: A. 1 and 2 only
Tso Lhamo Lake is located in Sikkim, India. Nal Sarovar is a lake located in Gujarat, India. Sheshnag Lake is located in Jammu and Kashmir, India.
Option A is the only option that contains two correct pairs. Option B is incorrect because it only contains one correct pair. Option C is incorrect because it only contains two correct pairs. Option D is incorrect because it contains three correct pairs.