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: Surgery
Maximum dose of xylocaine with out adrenaline that can be given in 60kg adults is 
Select and explain. 
A. 500mg, B. 300mg, C. 400mg, D. 600mg
B: 300mg
Answer: B: 300mg 
Explanation: None