They are waiting for Macbeth<span> to arrive. When he enters the scene, he demands to hear the witches' predictions. They summon their "masters", three ghostly beings who provide </span>Macbeth<span> with vague warnings against </span>Mac Duff<span>, warnings that </span>Macbeth<span> does not listen to in the end.</span>
Answer:
because writers do not state all the information directly in their works
Buy doing the thing that is dine to be yes
A widely accepted way of thinking or behaving is a convention.
It denotes set of generally accepted standards and norms and a way in which something is usually done. Example for convention is shaking hands when greeting someone. Controversial on the other hand is something causing people to have opposing ways.