I would say the answer is C because it says heat and the passage was talking bout fire, it just seems like the best answer, sorry if I'm wrong :)
I think the correct answer is possessives
The setting is where the story took place, and 'A tree grows in Brooklyn', the setting is<span> Williamsburg, Brooklyn. </span>
1.The rooms are cleaned by Mary every day.
2.An article is written every day.
3.The window is cleaned already.
4.When i arrived somebody is cleaned the room.