TOEFL Listening: TPO-TOEFL听力TPO - 6417E1G8ZFGSTM87R$

What does the professor say about disinhibition? A. It can prevent displacement activities from occurring. B. It can cause animals to act on more than one drive at a time. C. It is not useful for explaining many types of displacement activities. D. It is responsible for the appearance of seemingly irrelevant behavior.