The only thing necessary for the triumph of evil is for good men to do nothing.
You should talk to your classmate first (that you're going to tell the TA/professor) and give him the option of confessing himself for a lighter punishment or whatever schools do in these situations. Otherwise wave goodbye to him as you walk into the professor's office. This is all assuming you know for a fact he's cheating.
You should talk to your classmate first (that you're going to tell the TA/professor) and give him the option of confessing himself for a lighter punishment or whatever schools do in these situations. Otherwise wave goodbye to him as you walk into the professor's office. This is all assuming you know for a fact he's cheating.

