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
Polypeptide capsule is seen in 
Select and explain. 
A. Corynebacterium diphtheriae, B. Clostridium welchii, C. Staphylococcus aureus, D. Bacillus anthracis
D: Bacillus anthracis
Answer: D: Bacillus anthracis 
Explanation: None