This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
An HIV patient complains of visual distrubances, Fundal examination shows bilateral retinal exudates and perivascular haemorrhages. Which of the following viruses are most likely to be responsible for this retinitis - 
Select and explain. 
A. Herpes simplex, B. Varicella zoster, C. Cytomegalovirus, D. EBV
C: Cytomegalovirus
Answer: C: Cytomegalovirus 
Explanation: retinitis&multiple hemorrhage inHIV id due to CMV REF:MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.473 case-3