From the given options, choose the right answer to correct the error in the following sentence:

Rohit, who is my friend and benefactor, have come.

1. Rohit, who is my friend and benefactor, haven't come.
2. Rohit, who is my friend and benefactor, have been coming.
3. Rohit, who is my friend and benefactor, has come.
4. Rohit, who is my friend and benefactor, are come.

A

1

B

2

C

3

D

4