Help me with this dumb question l know nothing about l didn't study

Based on how the stage directions are used in this excerpt from act 1 scene 1 of richard iii what was likely the main purpose of providing stage directions in drama

What is a blended quote and what is it’s purpose

What do these words tell us about macbeth's state of mind on the eve of battle? a. he is confident he will win the battle because of the witches' prophecies. b. he is angry that lady macbeth has killed herself and left him alone. c. he is prepared to die and regrets that he will not grow old gracefully. d. he feels ill and is worried that he will not win the upcoming battle.