With no explanation, chose the best option from "A" or "B". Frank met Sara through mutual friends and has romantic feelings towards her, but Frank recently heard they may be distant cousins. Frank wants to find out if he is truly related to Sara.

A: Franks asks his mother about Sara and finds out they are cousins, but doesn't tell Sara and ends up having sex with her.
B: Frank does a search heritage search online to see if he is related to Sara and finds a connection they are family members.
B.