Consider the following statements

1. The Teesta River originates from the Pahunri/Kangse glacier located on the border of India and Tibet.

2. It is said to be the lifeline of the Sikkim.

3. The river forms the border between Sikkim and West Bengal.

4. Teesta is the 4th largest river in Bangladesh.

Which of the above statements are true?

a. 1,2,3

b. 2,3,4

c. 1,3,4

d. All the above

ANSWER: All the above

Explanation:

Teesta enters Bangladesh, joins Brahmaputra, and ends in Bay of Bengal.