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
Which of the following is a date rape drug? 
Select and explain. 
A. Cocaine, B. Heroin, C. Flunitrazepam, D. Methamphetamine
C: Flunitrazepam
Answer: C: Flunitrazepam 
Explanation: Flunitrazepam, gamma hydroxybutyric acid (GHB) and ketamine are the three most commonly used date rape drugs. These drugs lower the aleness and make the victim more vulnerable to sexual assault, hence known as 'date rape drugs'