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: Pharmacology
If patient suffered from exaggerated effect of pharmacological effect 
Select and explain. 
A. Idosyncrasy, B. Toxicity, C. Side effect, D. None of the above
B: Toxicity
Answer: B: Toxicity 
Explanation: None