Which one of the following (Tributary - River) is not correctly matched?

Which of the following is not correctly matched? (River) - (Subsidiary Rivers)

Which one of the following is not a tributary of the Krishna river?

Which one of the following rivers is not a tributary of Yamuna?

Which of the following rivers is not a tributary of the River Indus ?

Which one of the following rivers is not a tributary of river Brahmaputra?