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: Pathology
Which of the following is not a risk factor for malignancy 
Select and explain. 
A. DNA aneuploidy, B. Male gender, C. Invasive candidiasis, D. Leukoplakia in non smokers
B: Male gender
Answer: B: Male gender 
Explanation: None