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
Effect comprising conjuctival congestion, ↑ appetite,dry mouth, tachycardia and synesthesia is seen with- 
Select and explain. 
A. Cannabis, B. Caffeine, C. Cocaine, D. Codeine
A: Cannabis
Answer: A: Cannabis 
Explanation: None