Men's penises become erect during a part of sleep called ____

Jimmy notices that the time is twelve o'clock noon. After looking at his watch, he begins to feel hungry. His hunger response is best thought of as an example of:

a. shaping b. classical conditioning c. operant conditioning d. counter conditioning

Experimenters played a melody for fetuses before birth and tested them after birth. What happened? a. When infants heard that melody, they kicked their legs in time with its rhythm. b. When infants heard that melody, they smiled and turned toward it

c. When infants heard that melody, their heart rate changed. d. The infants showed no indication of remembering that melody.