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
The percentage of atropine present in atropine drops as cycloplegic is: 
Select and explain. 
A. 0.50%, B. 1%, C. 4%, D. 2%
B: 1%
Answer: B: 1% 
Explanation: 1%