This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Conjunctiva, Subject name: Ophthalmology
Pseudomembranous conjunctivitis is caused by 
Select and explain. 
A. Gonococcus, B. staphylococcus, C. Streptococcus, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: In pseudomembranous conjunctivitis the inflammatory membrane does not bleed on peeling Refer: Khurana 6th edition page number 65