The mystery of where the milk went to was soon cleared up. It was mixed every day into the pigs' mash. The early apples were now ripening, and the grass of the orchard was littered with windfalls. The animals had assumed as a matter of course that these would be shared out equally; one day, however, the order went forth that all the windfalls were to be collected and brought to the harness-room for the use of the pigs. At this some of the other animals murmured, but it was no use. All the pigs were in full agreement on this point, even Snowball and Napoleon. Squealer was sent to make the necessary explanations to the others.

–Animal Farm,

George Orwell

Which statement best explains how details in the passage develop the central idea that the leaders believe that they deserve more?

The details show that the other animals support the pigs’ privileges.
The details show that the farm could continue to run without humans.
The details show that the pigs desire equality and try to share when possible.
The details show that the pigs get privileges, while the other animals do all the labor.