With no explanation, chose the best option from "A" or "B". John's boss Tony tells John that the office needs an extra body around and asks John if he knows anyone who'd like the job. John wants to respond to Tony's question.

A: John tells his boss that he has a couple of people he knows and lists off some of his friends who are looking for work.
B: John tells Tony that he doesn't know anyone off the top of his head and that Tony should ask around some more.
A.