After about 3 minutes of this I was feeling quite homicidal . One day the woman giving the training spoke with me privately to say she appreciated the fact that I did n't say sorry every time I misunderstood something . I think I said something like , " Oh ... thanks . "

OPTIONS:
(a). They are upset over a training class ..
(b). They are upset over politics ..
(c). None of the above choices ..
(d). They are upset over a conversation taking place privately ..
Answer the following question: What is causing the narrator 's so much anger ?
(a).