How are Napoleon and Snowball related to Animal Farm?

As leaders of the society, Napoleon and Snowball collaborate on plans to build a windmill.
As leaders of the society, Napoleon and Snowball do not collaborate on plans to build a windmill.
As leaders of the society, Napoleon and Snowball cooperate on plans to build a windmill.
As leaders of the society, Napoleon and Snowball join forces to make plans to build a windmill.

Question

How are Napoleon and Snowball related to Animal Farm?

As leaders of the society, Napoleon and Snowball collaborate on plans to build a windmill.
As leaders of the society, Napoleon and Snowball do not collaborate on plans to build a windmill.
As leaders of the society, Napoleon and Snowball cooperate on plans to build a windmill.
As leaders of the society, Napoleon and Snowball join forces to make plans to build a windmill.

nintendo_fangirl · Answer

Napoleon and Snowball are both pigs, if I remember right. So what were the pigs trying to do?

nintendo_fangirl · Answer

What is their main goal for the farm?

nintendo_fangirl · Answer

In all of the answers it says to build a windmill, now what answer do you think isnt right at all?