Researchers Disagree Over Whether Part-Time Work Is Beneficial or Detrimental

Researchers disagree over whether part-time work is beneficial or detrimental to high school students. In the context of the study conducted by Warren and Lee (2003) , who among the following high school students is most likely to suffer academically and eventually drop out of school?

A) Katie, who works as a salesgirl for 2 hours a day and actively engages in school activities
B) Joshua, who interns as a nurse as part of a cooperative educational program
C) Amanda, who works as a babysitter for approximately 30 hours every week
D) Samuel, who interns with a design company for approximately 10 hours every week