单选题 Which of the following is NOT an opinion expressed by Magdalena Smith?

A、 Grades should be abolished.
B、 Grades impose subjective standards of success.
C、 Students should be able to learn without worrying about grades.
D、 Competition may discourage students from pursuing subjects such as drama and art.

【正确答案】 A

【答案解析】第一段。Magdalena Smith强调说，他不会走极端取消成绩，但他希望不要过分强调成绩。