This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
The most liberal rule regarding criminal responsibility of an insane person is ______ 
Select and explain. 
A. Mc naughten's rule, B. Durham's rule, C. Curren's rule, D. Federal rule
B: Durham's rule
Answer: B: Durham's rule 
Explanation: Durhams rule or product rule was too broad that it was repealed later