Answer:
B) The humans.
Step-by-step explanation:
According to Old Major the problem is that, humans make the animals work too much and they have to produce milk, eggs, and pork. And in the end they are killed or sold . According to Old Major humans are the cause of all the animals problems without them the world would be better. The cows gave a lot of milk. The hens laid a lot of eggs, and the humans gave a lot of them away. Old major says,"Because Man consumes without producing which is the cause of hunger and overwork for the animals."