Sex differences in play patterns and a preference for same-sex peers
a. is not clearly evident until the late elementary school years.
b. emerges only after children start attending elementary school.
c. is evident in toddlers (18 months to three years of age) and increases throughout the elementary school years.
d. is first evident in the play of preschoolers (about four to five years of age).
Question 2
Feeling bored when the surroundings remain stable over time illustrates the type of learning called
a. classical conditioning.
b. negative reinforcement.
c. operant conditioning.
d. habituation.