According to Spence, the Peak-Shift Effect Occurs Because The

Multiple Choice

According to Spence, the peak-shift effect occurs because the:

A) observed response is given by the difference between the excitatory and inhibitory generalization gradients.
B) organism ignores the excitatory generalization gradient.
C) organism ignores both the excitatory and the inhibitory generalization gradients.
D) observed response is given by the inhibitory generalization gradient.