Which of the following incidents in The Tragedy of Macbeth, Act V, is most clearly a harbinger of Macbeth's downfall?
Explain your response.
the gentlewoman's remark about Lady Macbeth, "She has a light by her continually"
b. Macbeth's calling his servant a "lily-livered boy"
Macbeth's remark, "Throw physic to the dogs"
d.
the messenger's remark, “I looked toward Birnam, and anon, methought, / The wood began to move"
