This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose and PNS, Subject name: ENT
[{'content': 'Which of the following is the common aetiological agent in paranasal sinus mycoses? \nSelect and explain. \nA. Aspergillus species, B. Histoplasma, C. Conidiobolus coronatus, D. Candida albicans', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Fungi invading paranasal sinuses include Aspergillus sp., Rhizopus sp., Candida albicans, Fusarium and Altemaria sp. Aspergillus sp. is the most common.', 'role': 'assistant'}]