What is lady Macbeth's role in Macbeth's decision to kill the king

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for apex : She tries to talk Macbeth out of the king by explaining ...

Lady Macbeth is the one who pushes the indecisive Macbeth to commit the murder of Duncan ... When he wavers in his desire to murder Duncan, Lady Macbeth attacks his manhood, telling him that if he carries out this deed, then and only then, will he be a man in her eyes.