I think the answer is B. Sorry if it is wrong I tried my best and i'm new to this :)
C creak the door screeched.
Answer: D) The rules of communication
Explanation: Conventions in language are tests in which students learn how to communicate properly. Understanding language conventions lets people know how language works, how to successfully convey their message as they speak or write, and how to listen and interpret. Therefore; they are the rules of communication.
Answer:
David's mother physically and mentally abuses him and causes him to lose his mind
Explanation: