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
Odds ratio is related to: 
Select and explain. 
A. Incidence, B. Relative risk, C. Attributable risk, D. Prevalence
B: Relative risk
Answer: B: Relative risk 
Explanation: Relative risk