Which statement best explains what causes Snowball to change the Seven Commandments?

None of the other animals on the farm could get further

than the letter A. It was also found that the stupider

animals, such as the sheep, hens, and ducks, were unable

to learn the Seven Commandments by heart. After much

thought Snowball declared that the Seven

Commandments could in effect be reduced to a single

maxim, namely: "Pour legs good, two legs bad." This, he

said, contained the essential principle of Animalism

--Animal Farm,

George Orwell

Snowball is pressured by the animals to simplify the

commandments

Some animals are unable to learn all of the

commandments

The smartest animals become impatient with the

stupider animals

The sheep, hens, and ducks refuse to learn the

commandments.