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
Drug that does not cause dependence: UPSC 14 
Select and explain. 
A. LSD, B. Cannabis, C. Benzodiazepine, D. Opioids
A: LSD
Answer: A: LSD 
Explanation: Ans. LSD