You 're an idiot if you think you 're going home . Training 's a waste of his time and yours . And at first Bert had enjoyed their training sessions , which had begun extremely informally and had , in the last two weeks , actually begun to shape into something he 'd thought was interesting .
Why would the narrator be prevented from going home ?
Pick the best answer from the following options:
A. Bert has not left yet .
B. None of the above choices .
C. Their training is not done .
D. Bert is not allowing it .


C