Territorial region : River flowing in the region
I. Asmaka : Godavari
II. Kamboja : Vipas
III. Avanti : Mahanadi
IV. Kosala : Sarayu
How many of the pairs given above are correctly matched?
(a) Only one
(b) Only two
(c) Only three
(d) All the four
Correct Answer: (b) Only two