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 .

Based on the preceding passage, choose your answer for question Why would the narrator be prevented from going home ?
Pick your answer from:
(1). Bert has not left yet ..
(2). None of the above choices ..
(3). Their training is not done ..
(4). Bert is not allowing it ..
The answer is:
(3).