three reasons lady macbeth is responsible for the death of king duncan?

Lady Macbeth encouraged her husband to kill the King; Lady Macbeth was ambitious; Lady Macbeth unmanned and demeaned her husband in order to shame him into action.

lady macbeth a cunning women ashamed his husband to kill duncan. macbeth donot wanted to murder him she was the one who encouraged him. she wAS SELFISH because she was only thinking obout herself that if macbeth will be the king so she will have luxurious life .she was very ambitious to kill duncan .