Painful Swelling and Rapidly Spreading Subcutaneous Tissue Necrosis Is Characteristic

Painful swelling and rapidly spreading subcutaneous tissue necrosis is characteristic of a wound infection by

A) Clostridium perfringens.
B) Clostridium tetani.
C) Mycobacterium leprae.
D) Bacillus anthracis.
E) Clostridium difficile.