Which of the Following Was NOT Mentioned in Your Text

Multiple Choice

Which of the following was NOT mentioned in your text as an environmental factor contributing to sex differences in language skills?

A) Mothers vocalize more to their daughters than their sons.
B) Mothers imitate their daughters' vocalizations more than their sons'.
C) Mothers direct more infant-directed speech towards their daughters than their sons.
D) Parents believe their daughters to have greater reading ability than their sons.