This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Forensic Toxicology - Concepts, Statutes, Evidence, and Techniques, Subject name: Forensic Medicine
Blood alcohol level while driving mg%: 
Select and explain. 
A. 10, B. 20, C. 30, D. 40
C: 30
Answer: C: 30 
Explanation: Ans. (c) 30Ref: The Essentials ofFSM by K.S. Narayan Reddy 31st ed. / 530-40* 30 mg%- Normal limit for drink and drive* 80 mg%- Nystagmus* 150 mg%- Muscle incoordination* 400 mg%- Coma