英语阅读里的一道题目始终想不明白

英语阅读里的一道题目始终想不明白
Thus it is not just by freeing you from the labour of mechanical re-typing that a word processor can help you to write.One author （Terence Feely） claims it has increased his output by 400%.Possibly the feeling of having a reactive machine,which appears to do things,rather than just have things done with it,accounts for this—your slave works hard and so do you.
19.It is claimed here that word processors create _____.
（A） a sense of power in the writer's mind
（B） a reluctance in the author to express himself or herself
（C） an illusion as if you were a servant of the machine
（D） a feeling of distance between a writer and his or her work
答案就在这一段里,但是我看来看去始终不明白为什么答案是d