Which of the Following Most Resembles a Positive Patterning Procedure

Multiple Choice

Which of the following most resembles a positive patterning procedure of discrimination training?

A) Responding to a tone and a light together is reinforced; responding is not reinforced to either the tone or light alone.
B) Responding to a tone alone or light alone is reinforced, but not when they occur together.
C) Responding when a tone, or tone-light pair is reinforced, but not to the light alone.
D) Responding to only a tone alone or light alone is reinforced, but not both.