A summary of the effects of tobacco use

Gregory was caught smoking marijuana on his school’s campus during lunch. this is not the first time gregory has violated the school’s drug-free policy. his principal has decided to expel him, and he may face fines and time in a juvenile detention facility. gregory faced consequences when he was sent to juvenile detention after repeatedly violating the school’s drug-free policy.

Cardiac output is affected by heart rate exercise stroke volume all of the above

What should i do if i have a staring problem? i know this is not school related but just answer it