This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
[{'content': 'Not included in definition of substance abuse syndrome \nSelect and explain. \nA. Withdrawal symptom, B. Use despite knowing physical/mental harm, C. Recurrent substance abuse, D. All', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Intolerance to drug > Withdrawl symptom', 'role': 'assistant'}]