Which of the following results gives the reader the most information concerning statistical significance,sample size,and strength of association?

• A. A p value of <0.05 and a relative risk of 2.5
• B. A p value of 0.0004 and an internal of 0.05
• C. A relative risk of 5.0 with a 95% confidence interval of 0.1 to 9.8
• D. A relative risk of 2.5 with a 95% confidence interval of 2.0 to 3.1