In the Context of Gender Differences Among Children, Which of the Following

In the context of gender differences among children, which of the following is true?

A) Mothers are more likely to encourage rough-and-tumble play in daughters than sons.
B) Parents talk more to infant daughters than infant sons.
C) Parents provide baby girls and boys with the same bedroom decorations and toys.
D) Parents smile more at sons and are more emotionally expressive toward them.