Answer:
In Act IV of "Macbeth," the titular character becomes increasingly paranoid and worried about the prophecies made by the witches. He becomes obsessed with killing Banquo and his son Fleance, who he believes pose a threat to his throne. He orders a group of murderers to kill Banquo, but Fleance escapes. Meanwhile, Lady Macbeth is plagued by guilt over her role in the murder of King Duncan and begins to suffer from hallucinations and sleepwalking. She eventually kills herself. The act ends with Macbeth's army preparing to fight against Macduff, a nobleman who has left Scotland to join forces with the English against Macbeth.
Step-by-step explanation: