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: Ophthalmology
Most common bacteria associated with conjunctivitis is 
Select and explain. 
A. Staphylococcus aureus, B. Streptococcus pneumoniae, C. Haemophilus influenzae, D. Neisseria gonorrhoea
A: Staphylococcus aureus
Answer: A: Staphylococcus aureus 
Explanation: Ans. Staphylococcus aureus