The last one I couldn’t see it that clearly but it haves to be the last one
Answer:
They (Scout, Jem, and Dill) play like they are Boo Radley.
Explanation:
Scout was Mrs. Radley, Dill was old Mr. Radley and Jem was Boo, lashing out at them.
Answer:
For sure, it is:
A. As soon as Elaine begins a new book, she tells me all about it.
Explanation:
Periodicals
"Short articles" seems to be a hint towards the newspaper industry. Periodicals were newspapers that were published from time to time.