With no explanation, chose the best option from "A" or "B". Zach who isn't wearing  a watch is asked by a stranger, Nick if he knows what time it is. Zach wants to tell Nick he doesn't know the time.

A: Zach tells Nick that he's a moron for not seeing that he's not wearing a watch so Nick should realize that he doesn't know.
B: Zach tells Nick that unfortunately he doesn't own a watch, so he has no idea.
B.