Joshua Recently Switched from Elementary School to Middle School

Multiple Choice

Joshua recently switched from elementary school to middle school. He feels less academically competent and his liking for school has declined. Which of the following best explains the cause of his feelings?

A) He comes from a high-SES background.
B) The class sizes are bigger, and the school work is more challenging.
C) Middle school teachers tend to be less caring and supportive than elementary school teachers.
D) Boys, more so than girls, tend to struggle with school transitions.