Hamlet's soliloquy in act 1 scene 7 shows his internal conflict about what to do with King Duncan. He thinks killing the King would be easy by itself but it has its repercussions in this life and the next. He also thinks that he should be protecting the King and that even in death, King Duncan would be beloved by many. He decides not to go through with it, but unfortunately he is convinced to do so by Lady Macbeth herself who taunts him and questions his manliness.
Answer: Many of the tests were rigged so that the registrars could give potential voters an easy or a difficult version, and could score then differently as well.