Ques : According to the Treaty of Sugauli, which river marked a natural boundary between India and Nepal?

According to the Treaty of Sugauli, which river marked a natural boundary between India and NepalQues : According to the Treaty of Sugauli, which river marked a natural boundary between India and Nepal?

A. Kali

B. Son

C. Gandak

D. Kosi

Ans : A. Kali