This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteriology, Subject name: Microbiology
[{'content': 'Whooping cough is caused by \nSelect and explain. \nA. C. Diphtheria, B. B. Peussis, C. M. Catarhalis, D. S. Pneumonea', 'role': 'user'}, {'content': "Answer: B \nExplanation: Whooping cough is caused by Bordetella peussis. It is an obligate human parasite. Incubation period: 1-2 weeks, 3 stages: catarrhal, paroxysmal and convalescence stage. During the paroxysm, patient experience violent spasm of continuous coughing, followed by a long inrush of air into the almost empty lungs with a characteristic whoop. Reference: Textbook of Microbiology; Anathanarayan and paniker's; 10th edition; Page no: 341", 'role': 'assistant'}]