According to the passage, which of the following i...

Câu hỏi: According to the passage, which of the following is an advantage of mixed-ability teaching?  

A Formal class teaching is the important way to give the pupils essential skills such as those to be used in the library.

B  Pupils can be hindered from an all-round development.

C Pupils as individuals always have the opportunities to work on their own.

D A pupil can be at the bottom of a class.