Answer: in English
Explanation:
in english is extra information not needed actually in the sentence.
The answer is A because it gives all of the details but is not too long.
Both Napoleon and Snowball definitely want the the farm run by animals by getting rid of Mr. Johns and they both are instrumental in spreading Animalism. But they are also different, Snowball wants animals to work together and run the farm, while Napoleon is more totalitarian and eventually usurps power.