In this question, we are given a list of rivers (List I) and their corresponding sources (List II). We need to match the correct source with each river.

Let`s go through the options one by one:

Option 1: A-1, B-2, C-4, D-5

According to this option, the source of the Ganga river is Amarkantak, the source of the Son river is Gaumukh, the source of the Godavari river is Trimbakeshwar, and the source of the Krishna river is Mansarovar.

Option 2: A-2, B-1, C-3, D-4

According to this option, the source of the Ganga river is Gaumukh, the source of the Son river is Amarkantak, the source of the Godavari river is Mahabaleshwar, and the source of the Krishna river is Trimbakeshwar.

Option 3: A-4, B-3, C-1, D-2

According to this option, the source of the Ganga river is Trimbakeshwar, the source of the Son river is Mahabaleshwar, the