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: Microbiology
Malignant pustule is seen in infection with ? 
Select and explain. 
A. Versinia pestis, B. Bacillus cereus, C. Clostridium welchii, D. Bacillus anthracis
D: Bacillus anthracis
Answer: D: Bacillus anthracis 
Explanation: Ans. is 'd' i.e., Bacillus anthracis