Parents should encourage their kids to participate in sports because it
 has a direct impact on their success in the classroom.
 Which of the following supporting details provides the most relevant and
 credible evidence for the claim?
 A. "Sports teach a number of skills that can help students focus in
 the classroom," notes best-selling author Ina Glitch, "but these
 same skills can be developed by other extracurriculars, too."
 B. A poll of 1,000 high school and middle school student-athletes
 found that 65 percent felt that participating in sports "neither
 helped not hurt their performance in the classroom.
 C. Studies conducted by Western College show that high school
 student-athletes score 22 percent higher on standardized tests
 than students who don't participate in sports.
 D. Though soccer is gaining in popularity on the middle school and
 high school levels, it still lags far behind football, basketball, and
 baseball in our national consciousness.