Answer:
A) Books usually include details films leave out.
King Edward is described in a way that shows he is very different from Macbeth. Macbeth has been a bad leader for Scotland and his rule has been bloody and the people are hurting. It is included to show that the way Macbeth is ruling is not a way that is good for the people and will not last. Someone will try to remove him because of his bloody rule.
