Which source would be most relevant for an essay with the following research question "How do organized after school activities affect students' performance? O A An essay about the importance of studying hard in order to succeed in school and I fe O B. Results from a survey about how students perform in school and how they spend their time O C. A website that lists activity ideas for kids who are not interested in sports O D. An article describing the outcome of a city-wide middle school chess tournament​