78) Your patient is a 40-year-old man who was burned when he spilled gasoline on his pants as he was standing near the pilot light of his hot water heater.He partial thickness burns from his feet to just above his knees,circumferentially aound both legs.Using the Rule of Nines,which of the following most accurately represents the extent of body surface area burned?A) 36)%B) 4.5%C) 9%D) 18%