Children's judgments of the emotions depicted in photographs may be less accurate than they would be in real life because the photographs are ______________.

a. animal faces

For many boys, and perhaps for girls as well, their earliest adolescent sexual experience takes the form

A) mutual stimulation or "heavy petting." B) oral sex. C) masturbation. D) intercourse.

Three-year-olds

A) use an adult grip pattern to hold a pencil. B) vary their pencil grip, depending on the location of marks they want to make. C) use a constant pencil angle across a range of drawing and writing. D) grip pencils indiscriminately in either their left or right hand.