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
The most common death by suicide is by : 
Select and explain. 
A. Phenobarbitone, B. Insecticide, C. Hanging, D. Suicidal cut throat
B: Insecticide
Answer: B: Insecticide 
Explanation: B i.e. Insectiside