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
All of the following are true about incidence of retinoblastoma except: 
Select and explain. 
A. Is the most common intraocular tumour of childhood, B. Occurs in 1 in 14000-34000 live bihs, C. No sex predisposition, D. More common in negroes than whites
D: More common in negroes than whites
Answer: D: More common in negroes than whites 
Explanation: Ans. More common in negroes than whites