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
73.	According to the "rule of nine" in burns, what is the percentage of burns if both the upper limbs and lower limbs are involved? 
Select and explain. 
A. 24%, B. 6%, C. 54%, D. 72%
C: 54%
Answer: C: 54% 
Explanation: None