In the tragedy of macbeth, act iii, what is the cause of macbeth’s irrational behavior at the banquet?
a. too much to drink
c. a sudden illness
b. a lack of sleep
d. his guilty conscience

The answer to the question given above is letter d. his guilty conscience
In The Tragedy of MacBeth, Act III, the cause of Macbeth’s irrational behavior at the banquet is his guilty consciousness.
>> The Tragedy of Macbeth is one among  the most popular of William Shakespeare's plays, as well as his shortest tragedy.

The answer is actually b. explanation: lines that signify human-like characteristics: “a half a dozen kissed the eves”raindrops don’t usually ‘kiss’ anything, as it is a human action. lines that signify playfulness: “and made the gables laugh” a gable is the part of a wall that encloses a pitched roof, so it is certainly not living and cannot really laugh. this is a human characteristic and signifies playfulness.