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': 'Which of the following organisms is implicated in the causation of botryomycosis - \nSelect and explain. \nA. Staphylococcus aureus, B. Staphylococcus albus, C. Pseudomonas aeruginosa, D. Streptococcus pneumonia', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A mycetoma like condition called botryomycosis is caused by staphylococcus aureus.', 'role': 'assistant'}]