9. ?An evocative effect refers to: a. ?A decrease in the current frequency of behavior…

9. An evocative effect refers to:
a. A decrease in the current frequency of behavior that has been associated with a particular consequence.
b. An increase in the current frequency of behavior that has been associated with a particular consequence.
c. An increase in the future frequency of behavior that has been associated with a particular consequence.
d. An increase in the current frequency of behavior enabled by the presentation of a repertoire altering stimulus.