A social smile differs from a reflexive smile in that a social smile
A. usually occurs when a child meets unfamiliar adults outside the home environment.
B. is first observed beyond the age of 12 months.
C. occurs only when the infant is asleep.
D. occurs in response to an external stimulus.
Answer: D
You might also like to view...
Which of the following increases the probability that someone will develop schizophrenia?
a. having an older than average father b. having at least one older brother c. being the only child in the family d. having a mother who is older than the father
Bob's therapist designs a program to help him quit drinking. Specifically, he induces nausea each time Bob drinks an alcoholic beverage. Bob's therapist is using a behavioral technique known as ____
a. ?modeling b. ?aversion conditioning c. ?extinction d. ?flooding
Sarita is making out a written plan for the week in which she lists the times for sleep, meals, work, class, and study. She then uses this plan as a checklist so that at a glance she can tell which tasks are done and which still need attention. Sarita is making out a(n)
a. SQ4R plan. b. term schedule. c. weekly time schedule. d. LISAN plan.
The most predominantly used infant test of intelligence is the Bayley Scales of Infant Development, which is aimed at
a. predicting competency in adulthood. b. predicting later childhood competence. c. assessing motor skills but not intellectual ability. d. assessing intellectual ability but not motor skills.