Read the excerpt from act 3, scene 2 of The Tragedy of Macbeth. In this scene, Macbeth has sent the murders after Banquo, his former best friend. Lady Macbeth can tell that something is afoot, but Macbeth refuses to explain except in riddles. [Macbeth.] Come, seeling night, Scarf up the tender eye of pitiful day, And with thy bloody and invisible hand Cancel and tear to pieces that great bond Which keeps me pale! Which word best describes the mood of this excerpt? ashamed lethargic merciful sinister