26. Psychology is a —————.

A. science of the soul
B. science of mind
C. science of consciousness
D. science of behavior

27. The more often a particular ability is used the __________ it becomes.

A. weaker
B. stronger
C. less important
D. more important

28. Which is not a factor of motivation?

A. Prize
B. Incentive
C. Praise
D. Practice

29. The longer a particular ability is unused the __________ it becomes.

A. weaker
B. stronger
C. less important
D. more important

30. What is the stage from 2 to 6 years called?

A. Pre-childhood
B. Infancy
C. Later childhood
D. Pre-adolescence