Tim Yells at His Daughter Allison for Soiling Her Pants

Multiple Choice

Tim yells at his daughter Allison for soiling her pants. He also threatens to spank her if she ever does it again. Next week, she soils her pants again. According to studies on punishment, why did Tim's approach fail?

A) The threat was a reinforcer.
B) The punishment did not tell her how to change her behaviour.
C) Allison wasn't punished immediately.
D) Yelling is not a form of punishment.