A student is writing an argumentative text about recess for high school students. The student makes the claim that recess is important for high school students because physical activity relieves stress and stimulates the brain as high school is a challenging environment.

Which example would best support the student's claim?

A.
research from the U.S. Dept. of Health and Human services highlighting the benefits of physical activity
B.
a student's blog post about experiences in high school
C.
interview with a school guidance counselor about the importance of taking challenging courses
D.
an info graphic about explaining how teenagers should deal with challenges