試題詳解

5. A teacher designs a vocabulary quiz that includes rare idioms, obscure phrasal verbs, and culturally specific slang, all of which were never covered in class nor encountered in assigned readings. The students score poorly.
Which of the following best describes the main flaw in this vocabulary quiz?
(A) It lacks authenticity in task design.
(B) It lacks face validity for the students.
(C) It lacks reliability due to cultural bias.
(D) It lacks content validity in relation to instruction.