In this question, we are given a set of names of ancient Indian Mahajanapadas (republics) in List - I and the corresponding names of the rulers in List - II. We need to match the names correctly and select the correct option.

List - I:

A. Magadh

B. Kosala

C. Avanti

D. Vatsa

List - II:

1. Prodyota

2. Prasenjit

3. Udayana

4. Bimbisara

In option 1, the matching is A-1, B-3, C-4, D-2.

In option 2, the matching is A-1, B-2, C-4, D-3.

In option 3, the matching is A-4, B-2, C-1, D-3.

In option 4, the matching is A-4, B-3, C-1, D-2.

Looking at the given answers, we can see that option 3 (A-4, B-2, C-1, D-3) is the correct answer. The ruler of Magadh was Bimbisara (Option 4), the ruler