Which of the Following Statements Regarding Secondary-School Students' Problems Is

Multiple Choice

Which of the following statements regarding secondary-school students' problems is NOT true?

A) Secondary-school students' problems are more difficult to modify than those of elementary school students.
B) Secondary-school students demand elaborate explanations of rules.
C) Discipline problems are frequently less severe than in elementary school.
D) Secondary-school students may be unruly and potentially dangerous.