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: Forensic Medicine
A teenager is having diarrhea, rhinorrhea and sweating, most probable diagnosis is: AIIMS 10 
Select and explain. 
A. Cocaine withdrawal, B. Heroin withdrawal, C. Marijuana withdrawal, D. LSD withdrawal
B: Heroin withdrawal
Answer: B: Heroin withdrawal 
Explanation: Ans. Heroin withdrawal