Miller's Acquired Drive Experiment Demonstrated That

Miller's acquired drive experiment demonstrated that

A) aversive stimuli produce more motivation than appetitive stimuli do.
B) learned motivational stimuli extinguish more rapidly than innate or natural motivational stimuli.
C) conditioned fear can be serve as an acquired drive
D) a conditioned stimulus for an aversive event can be as effective a reinforcer as the actual aversive event.