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 does not act by decreasing Aqueous Formation ? 
Select and explain. 
A. Timolol, B. Bimatoprost, C. Brimonidine, D. Dorzolamide
B: Bimatoprost
Answer: B: Bimatoprost 
Explanation: Prostaglandin analogues act by incerasing uveoscleral outflow.