Final answer:
In Shakespeare's Macbeth, the Earl of Northumberland, a veteran soldier of the English King and Malcolm's uncle, is Siward. Hence the correct answer is option A
Step-by-step explanation:
In Shakespeare's Macbeth, the Earl of Northumberland, a veteran soldier of the English King and Malcolm's uncle, is Siward. Siward is a character who appears in Act IV of the play when he is leading the English forces to support Malcolm's bid for the throne against Macbeth. He is known as a brave and loyal soldier.
Hence the correct answer is option A