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
Which of the following Vitamins is being used in Optic Neuritis ? 
Select and explain. 
A. Vitamin A, B. Pyridoxine, C. Vitamin D, D. Vitamin C
D: Vitamin C
Answer: D: Vitamin C 
Explanation: Answer- D. Vitamin CIntravenous administration of vitamin C can be evaluated as the method of choice for the treatment of patients with ON.