With no explanation, chose the best option from "A" or "B". Sara is at a playground with her children along with one of her friends and the friend's children. Sara wants to discuss something that's been troubling her with her friend in private.

A: Sara pulls her friend aside and lets her children play unsupervised while she explains her problem.
B: Sara and her friend text back and forth about Sara's troubles while they watch their children play.
B.