(单选题)

Which of the following is an unnecessary requirement for application?

A.A letter of recommendation from the principal.

B.A combined SAT II score of 600 in Math and one science.

C.Three letters of recommendation from his teachers.

D.A combined SAT I score of 1400.

参考答案：A

参考解析：

细节理解题。根据“To be considered students must”部分中的内容，可知B、C、D三项是申请必需的，故选A。

知识点：阅读理解四选一英语专业基础知识阅读理解教师招聘-小学英语