No, a cover letter is not always a advertisement, so it could be true OR false. But based on your question, I'd say true.
The answer to this question is D. because the narrator only knows the thoughts and feelings of one character and he/she is describing some of the other characters by using the pronoun they.
D. The thesis. It's going be your statement that you're trying to prove.
Answer:
A theme is what a book, paragraph, or sentence is about. An example would be: the ocean, the sky, the air, animals, grass, houses, and any topic/theme that you would want to write about.
hope this helps
Explanation: