Please Match the Following Definitions with the Terms Below

Please match the following definitions with the terms below. (Not all of the terms will necessarily be used. In fact, some may be fictitious.)
-Operant level

A) Behavior not in the repertoire or not occurring at the desired frequency; the goal of the intervention.
B) The frequency of responding before reinforcement.
C) Behavior that resembles the terminal behavior along some meaningful dimension and occurs at least with a minimal frequency.
D) Behavior that more closely approximates the terminal behavior.
E) The differential reinforcement of only the behavior that more and more closely resembles the terminal behavior.
F) The differential punishment of all behavior except that which more and more closely resembles the terminal behavior.