Most infants can grasp a rattle by the age of
A. 4 months.
B. 4 weeks.
C. 2 months.
D. 2 weeks.
Answer: A
You might also like to view...
Imagine that the human eye only had cones, and no rods. Based on what is known about the differing functions of the visual receptors, you should predict that under these conditions, people would have:
a. poor vision in bright illumination b. poor peripheral vision c. no color vision d. poor visual acuity
What does Ebbinghaus’s savings score measure?
a. How often the list was recited without any errors b. The cumulative time involved after each memorization of the list c. The increase in time involved in learning the list a second time d. The time saved when learning the list a second time
Whenever Krysia hung up her coat and put away her backpack after school, she was excused from setting the table, a chore she detests. Krysia's parents were using __________ to modify her behavior
a. self-efficacy c. negative reinforcement b. punishment d. positive reinforcement
Seth is a high school student who has recently begun working 20 hours per week. How is this experience likely to affect him?
a. His grades are likely to go down. b. His self-esteem is likely to increase. c. He will probably develop realistic money-management strategies. d. He is less likely to use drugs.