题目

It’s five o’clock in the afternoon. The last class is over. Some students are going home and some students are going to the dining room. The football players are doing some exercises on the playground. Some students are swimming in the swimming pool. Others are warming up (做准备动作) near the pool. Many students love music. The members of the school band are practicing (练习) in the garden. In the computer room, there are some students playing computer games. In the library, some students are reading Ren’ai English Post. After-school activities (课外活动) are interesting.根This is the school _______ he studied 10 years ago. [　　] A．which B．what C．where D．when