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: Social & Preventive Medicine
A disease has 3 time more incidence in females as compared to males, with same prevalence in both males and females. TRUE statement is -a) Increase fatality in womenb) More survival in womenc) Better prognosis in mend) Less fatality in man 
Select and explain. 
A. ac, B. ad, C. abc, D. c
B: ad
Answer: B: ad 
Explanation: None