Answer:C. The numbers of students would prevent individual attention for their child.
Explanation:most of the times parents worry that common schools have more students per teacher which means there will be no enough time for individual child .
According to parents this has an effect also on the quality of education that students receive under these circumstances.
The teachers get frustrated and exhausted due to the number of student that they have to teach which may even affect the way they deliver their lessons.
They would not get a proper report on how their children are doing in school because the teach may also not know .