One-year-old Tiffany looks in a cup and sees that it is empty. She then lifts the cup to her lips, tips it toward her mouth, and smiles as if she is drinking something she likes. Tiffany's behavior is best categorized as _____ play

Simon is a second generation Chinese adolescent living with his mother in Sydney, Australia. Simon wants to be like the teens he sees on television. This is likely to create

a. disequilibrium for Simon. b. parent-adolescent agreement. c. parent-adolescent conflict. d. none of these.

According to your textbook, the most frequent major illness to strike preschoolers is

a. AIDS. c. scarlet fever. b. smallpox. d. cancer.