This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Elementary Optics, Subject name: Ophthalmology
Oculus Dexter refers to 
Select and explain. 
A. Left Eye, B. Right Eye, C. Both Eyes, D. None of the above
B: Right Eye
Answer: B: Right Eye 
Explanation: Ans. (b) Right EyeRef: Oxford American Handbook of Ophthalmology (Oxford University Press) 2010/XVIII; Clinical Examination in Ophthalmology by Mukherjee (Elsevier India, 2009) p. 22AbbreiationNameRefers ToODOculus DexterRightOSOculus SinisterLeft EyeouOculus UterqueBoth Eyes