Answer:no , the plaintiff has not stated a valid cause of action .
Step-by-step explanation:
A valid cause of action is sufficient justifiable reasonsfor a plaintiff to sue the defendant.
Offensive and bad breath is not sufficient justifiable reason to say it has disrupted the normal learning in the classroom .
The plaintiff can't real give reasonable proof to say that a smelling breath is polluting the air in the class .
An individual person breath can't surely be the cause for the pollution in the class .
There could be an animosity between these two classmates which is not related to what the plaintiff says because this reason alone is not enough to sue someone .
One can make suggestions for a person to keep hygiene without taking them to court .