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
[{'content': 'All of the following are true about bacillus anthracis except - \nSelect and explain. \nA. Plasmid is responsible for toxin production, B. Cutaneous anthrax generally resolve spontaneously, C. Capsular polypeptide aids virulence by inhibiting phagocytosis, D. Toxin is a complex of two fractions', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]