Mark is your financial mathematics professor at your university, and he takes his job very seriously, becoming overly demanding and strict. you finished your exam and took it to Mark's desk, knowing that he would insult you for the slightest mistake "what is this?" said Mark raising an eyebrow and looking at you with indifference and a touch of hatred "do you think this is a joke or what? Why are you coming to university?" asks while frowning and throwing the test at you