____________ psychologists work to improve the efficiency of people in business?

A. closure
B. proximity
C. continuation
D. all of the above

A. William McDougall
B. Thorndike
C. Watson
D. None of these

A. Inability to concentrate
B. A satisfying-relaxed feeling
C. Hallucinations
D. Confusion
E. None of these

A. dark adaptation
B. light adaptation
C. coding of contrast
D. coding of light intensity patterns

A. spontaneous recovery
B. inhibition
C. extinction
D. higher-order conditioning

A. permissive
B. Authoritarian
C. authoritative
D. rejecting-neglecting