This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology - 1, Subject name: Forensic Medicine
[{'content': 'Which of the following terms is associated with cocaine \nSelect and explain. \nA. Reefer, B. Smack, C. Speedball, D. Ecstacy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Reefer - CANNABIS Smack - HEROIN Speedball - COCAINE AND HEROIN Ecstacy - MDMA', 'role': 'assistant'}]