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
Which of the following is the common aetiological agent in paranasal sinus mycoses? 
Select and explain. 
A. Aspergillus species, B. Histoplasma, C. Conidiobolus coronatus, D. Candida albicans
A: Aspergillus species
Answer: A: Aspergillus species 
Explanation: Fungi invading paranasal sinuses include Aspergillus sp., Rhizopus sp., Candida albicans, Fusarium and Altemaria sp. Aspergillus sp. is the most common.