As adults age, their friendships tend to

Chloe tests an intervention for kindergartners who become upset and refuse to attend school. She has found it works well in the small rural school for her first study and is now testing it in other settings such as the suburbs and in inner-city schools. In doing so, she is addressing ____ validity

a. conclusion b. construct c. internal d. external

In female fetuses, the a. ovaries release hormones that develop the Müllerian system

b. ovaries release hormones that initiate the degeneration of the Müllerian system. c. ovaries release hormones that initiate the degeneration of the Wolffian system. d. Müllerian system will develop in the absence of androgens.