Microbiology Which of the following organism causes a life-threatening gastroenteritis as a result of use of a broad spectrum antimicrobial agents A Bacillus cereus B Bacillus anthracis C Clostridium botulinum D Clostridium difficile 💡 Explanation Which of the following organism causes a life-threatening gastroenteritis as a result of use of a broad spectrum antimicrobial agents ✓ Correct Answer: D. Clostridium difficile