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
Fatal dose of arsenic trioxide in adults: AIIMS 14 
Select and explain. 
A. 20-30 mg, B. 50-60 mg, C. 60-80 mg, D. 120-200 mg
D: 120-200 mg
Answer: D: 120-200 mg 
Explanation: Ans. 120-200 mg