Stat multiple choice question need help. Hope can get the right answer.

A health researcher was interested in finding out whether the DASH diet can sale\" one \"SW3\" lower a dieter's blood pressure. Researchers compared the blood pressure 10 points before going on the diet with the same subject's blood pressure after 12 weeks on the DASH diet. Which of the following is the most appropriate statistical test to use to test whether the DASH diet lowers blood pressure? A. 0 ANOVA B. O Inference for regression C. O Chi-squared test for independence D. O Matched pairs t-test E. O Two-sample t-test