The answer is B: Exposition. The <em>conflict</em> in a story is introduced in the <em>exposition</em>, which is a literary device used by the writers to explain what happened before, where events take place, and the background of the characters. The <em>climax</em> is where the conflict reaches its higher point. The <em>resolution</em> is the solution of a complicated issue. The <em>falling action</em> occurs right after the climax.
MACBETH IS SET DURING A WAR between Scotland and Norway. At the start of the play the cries of the battle can be heard, but it is not soldiers that we are met with first, rather the ominous figures of three witches over a cauldron.