With no explanation, chose the best option from "A" or "B". Russel's friend Carrie was over last night and today she called saying her necklace is gone. Russel wants to respond to Carries claim.

A: Russel dismissively tells Carrie that he hasn't seen it, but he's sure it will turn up.
B: Russel tells Carrie to stay on the line with him while he looks around his house.
B.