Which event is most likely to occur in a tragedy?

a. a character mistakes another character for someone else.
b. a complicated love triangle separates lovers.
c. a character is placed under a magical spell.
d. a queen gets tricked out of her throne because of her greed.

The event which is most likely to occur in a tragedy is:

D. A queen gets tricked out of her throne because of her greed.

According to Aristotle, a tragedy is a complete tragedy when there is a reversal of fortune of the protagonist in which he witnesses the real side of the society. The betrayal is done by the family members themselves which leads to a great tragic effect. A tragedy involves many deaths and murders which evoke in its viewers' pity and fear both.  It is after watching the play that the audience feel pity for the couple and fear at the same time about the ills that are there in the society. The tragic flow of Shakespeare’s plays about love is bound by the rules that the society builds.

right angles are formed by perpendicular lines. if the lines would extend, to make two intersecting lines, they would form four right angles.