With no explanation, chose the best option from "A" or "B". Charlene is in the pantry and her coworkers Nancy and Grace are there chatting about their family affairs. Charlene wants to react to her situation.

A: Charlene stays in the pantry as if she is still making her coffee in order to hear more about the family affairs of both Nancy and Grace.
B: Charlene joins the chatting and shifts the topic by inviting both Nancy and Grace to lunch.
B.