Did you know that he was shocked. He had to do this and that. But the answer is B. JSNSNSNS
Sir or ma'am... It is quite difficult to answer your question without the pictures to go along with it.
Macbeth kills young Siward in battle and finds out that Macduff was not born of a woman. A Scottish army is heading towards Birnam Wood to join Malcolm and his English army. Malcolm arrives with the Scottish and English troops at Dunsinane. Macduff kills Macbeth and cuts off his head.
You didn't provide the responses, but upon further investigation, the answer is B, "It is not a pretty sight."