In my view it's a. tragedy. Shakespearean tragedy is the most famous drama classification. At first we have a protagonist. Then he fails something. And finally we can see fatal aftermath of all his mistakes.
EXPLANATION: Many of William Shakespeare's writings were tragedies. His romantic writings were released at a later stage in his career and was either classified as a tragedy or a comedy. Titus Andronicus, Romeo and Juliet, Julius Caesar, Hamlet, Troilus and Cressida, Othello, King Lear, Macbeth, Timon of Athens, Antony and Cleopatra are few of the tragedy plays of Shakespeare.
The correct answer should be B. the success of the animals taking over the farm.
They wanted to show that they were in charge now and this was sort of a violent revolution, like when people burn things during a coup or something similar.