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: Social & Preventive Medicine
A patient develops red eye, 2 two days after an episode of malaria Probable cause is - 
Select and explain. 
A. Conjunctivitis, B. Anterior uvelitis, C. Viral keratitis, D. Endophthalmitis
C: Viral keratitis
Answer: C: Viral keratitis 
Explanation: None