As it can be inferred from the passage, which of t...

Câu hỏi: As it can be inferred from the passage, which of the following is an advantage of mixed-ability teaching?   

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

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

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

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