Which one of the following east flowing rivers of India has rift valley due to down warping?

Which of the following rivers flows through rift valley?

Which one of the following rivers does not originate in India?

Which one of the following rivers is also known by the name of "Dihang" in Northeast India?

Which of the following rivers flow through antecedent valleys?

According to the Indus Waters Treaty, the three eastern rivers are allocated to India. Which of the following is not one of them?