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
Earliest clinical feature of Senile cataract 
Select and explain. 
A. Glare, B. Frequent change of glasses, C. Coloured halos, D. Uniocular polyopia
A: Glare
Answer: A: Glare 
Explanation: Earliest clinical feature of Senile cataract is Glare
Most common symptom at presentation is Frequent change of glasses