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
True about cellulitis of lower limba) Infection of skin & subcutaneous tissueb) Fever & malaise are commonc) Margins are distinctd) External wound always presente) Involved site is red & hot 
Select and explain. 
A. bcde, B. abcd, C. acde, D. abce
D: abce
Answer: D: abce 
Explanation: None