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
Angel dust  is an example for 
Select and explain. 
A. CNS stimulant, B. Hallucinogen, C. Date rape drug, D. CNS depressant
B: Hallucinogen
Answer: B: Hallucinogen 
Explanation: Angel dust is a street name for Phencyclidine which is a hallucinogen.
Other hallucinogens includes: LSD, MDMA, Ketamine.