In animal farm, what is the animals' primary motivation for finishing the windmill on time after the first time it was destroyed?
to napoleon
to spite the humans
to avoid punishment
to prepare for the winter

Animal Farm is the most famous by far twentieth-century political allegories.

It was written by George  Orwell in England on 17 August 1945. Therefore, the windmills are representative of the Russian  year plan. Each plan was developed to increase economic development.

Each time the windmill was destroyed the animals were determined to prove the man that he could fight all odds and build the impossible-the windmill.

According the context the primary motivation was to spite the humans.