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
Which of the following true about burns? 
Select and explain. 
A. 4th degree burns should not be washed with water, B. Early skin grafting gives better results, C. Face burns should never be left open, D. Silver sulfadiazine is painful on application
B: Early skin grafting gives better results
Answer: B: Early skin grafting gives better results 
Explanation: Burns always should be washed.
Face burns can left open with Silver sulfadiazine application.
Mafenide acetate is painful on application.