Select those statements that have a main clause. The man who runs every day
When she walked over that dangerous bridge
Until the weather improves, we should wait inside the house.
I am afraid.
The mother wept.

Until the weather improves, we should wait inside the house.

I am afraid.

The mother wept.

Explanation:

the answer is d. she became an english professor at university of georgia.

in this passage from chapter 6 of "animal farm", by george orwell, what the author is ridiculing in this passage is the frivolity of some rules.

clover, the mare, believes she remembers that the fourth commandment forbade sleeping in beds because it was something that humans did. snowball, napoleon, and the pigs are brain-workers who look after the welfare of the farm. they are the obvious leaders because they are smart, and so they are entitled to eat the best food and sleep in beds. it is squealer, who says these lines making the difference between sleeping with sheets, what humans do, and sleeping in beds, what pigs do. the unwillingness to question authority makes the oppressed to obey without thinking.