Read these sentences from the selection.
Too much competition also interferes with school activities. Sports, art, music, and drama offer us
chances to spice up our lives with new skills. But many of us choose to avoid these opportunities if
we don't have prior experience. We don't want to look foolish when we struggle to master something
new.
How do these sentences contribute to the selection?
A. They explain why certain activities should be started at a very young age.
B. They recommend pastimes that are likely to help students enjoy school.
C. They describe the range of activities that are available at many schools.
D. They provide an additional reason that competition can be harmful.