You are working on gaining stimulus control over your client. Your client will sometimes flip
over his chair when presented with a demand. Today, your client flipped over their chair. You
asked them to pick it up, they complied, and you started clapping. Now, your client will no
longer pick up their chair when you ask. Clapping acted as _____?

a. Positive punishment
b. Positive reinforcement
c. Negative punishment
d. Negative reinforcemen