The correct answer is (a). Rakas Tal is a lake in Ladakh, India. The other three lakes, Khurpa Tal, Pari Tal, and Brahma Tal, are all located in Uttarakhand.
Rakshas Tal is a high-altitude lake located in the Ladakh region of India. It is situated at an elevation of 4,500 meters (14,800 feet) above sea level. The lake is about 10 kilometers (6.2 miles) long and 5 kilometers (3.1 miles) wide. It is a popular tourist destination, and is known for its beautiful scenery and clear water.
Khurpa Tal is a lake located in the Garhwal region of Uttarakhand. It is situated at an elevation of 3,000 meters (9,800 feet) above sea level. The lake is about 2 kilometers (1.2 miles) long and 1 kilometer (0.6 miles) wide. It is a popular tourist destination, and is known for its beautiful scenery and clear water.
Pari Tal is a lake located in the Kumaon region of Uttarakhand. It is situated at an elevation of 3,500 meters (11,500 feet) above sea level. The lake is about 1 kilometer (0.6 miles) long and 0.5 kilometers (0.3 miles) wide. It is a popular tourist destination, and is known for its beautiful scenery and clear water.
Brahma Tal is a lake located in the Garhwal region of Uttarakhand. It is situated at an elevation of 3,600 meters (11,800 feet) above sea level. The lake is about 3 kilometers (1.9 miles) long and 1.5 kilometers (0.9 miles) wide. It is a popular tourist destination, and is known for its beautiful scenery and clear water.