Research Using the Peak Procedure Has Demonstrated That

Multiple Choice

Research using the peak procedure has demonstrated that

A) responding peaks away from the S‒ or S^Δ
B) responding peaks at the start of a visual stimulus that signals food, and declines steadily thereafter.
C) responding peaks near the end of a stimulus when food has not occurred at the expected time.
D) responding peaks near the time that a reinforcer is expected.