This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Substance Related and Addictive Disorders, Subject name: Psychiatry
[{'content': 'Which of the following is least likely to be used as a date rape drug? \nSelect and explain. \nA. Alcohol, B. Gammahydroxybutyrate, C. Flunitrazepam, D. Ketamine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Date Rape is a media term. Technically it is called as Drug Facilitated Sexual Assault (DFSA). List of drugs which can be used as date rape drug are: GHB (Gammahydroxy Butyrate) Ketamine Flunitrazepam (Rophynol, Roofies) Chloral hydrate Alcohol MDMA Midazolam Temazepam Zolpidem (The first four examples mentioned are more classically known as date rape drugs)', 'role': 'assistant'}]