When no clothes healthy minds of students. Students are keen to learn. This is what it might not help. But it is the best one to help students concentrate on learning.
When the clothes come mentally disturbed students. Students will have to study more. What it may not help much , but it's part in helping students concentrate on learning more.
When no clothing to disturb students. Students will have the attention more and more. This may not be of great help. but it's part to help students concentrate on learning more .