What Is the Primary Reason That Edema May Occur with Serious

What is the primary reason that edema may occur with serious burns?

A) increased venous pressure due to interference with circulation through scarring in the burned area
B) lowering of blood osmotic pressure due to the loss of protein-rich fluid from the surface of the burn
C) blockage of lymphatic drainage from the burned area
D) loss of protein in the urine
E) increased tissue pressure