Answer:
Freedom is a very good thing. It gives everyone the chance to do what thier heart desires.
The witches are the ones who give Macbeth the prophecy that he will one day become king, that Banquo with father kings, and that Macbeth can not be killed by anyone born of woman. These set off Macbeth's entire journey in the play and motivate him to kill the king, kill Banquo, and ultimately lead to his downfall.
A package with the handkerchief that makes dogs lose their sense of smell.
