根据家谱图,选择正确答案What’s Peter’s last name?
A、Green B、Smith C、BrownRick is Peter’s .
A、father B、brother C、uncleMaria is Frank’s .
A、sister B、mother C、cousinPeter has cousins.
A、one B、two C、threePeter’s sister is .
A、Cindy B、Grace C、Alice