Non-violence is the greatest Dharma; So too is all righteous violence.
But some students prefer a little calm and quiet atmosphere for their studies. These people will have less grasping power.
It depends on the individual. Group studies is not advisable. If one among the group is a slow learner he will lose unnecessary. A group of equal caliber may be acceptable.
I prefer to study in a separate place without any disturbance. I don't want music, songs etc., when I study. This is my habit from childhood. If I read like this,I used to understand the lesson fast and remember long.
'Idhuvum Kadandhu Pogum "
Even this challenging situation would ease
Honesty is the best policy.