Answer:
when was the letter written
A, the protagonist.
The protagonist does the most deeds or heroic things in the story, or is the person who is mainly talking and doing things in the story.
Author-page style:
When the quotation or the paraphrase taken appear in the text and a detailed reference of it must be given in the works cited. This type of in-text citation is called as Author-page style.
Indirect source and how it should be handled:
When we use a quote or a paragraph that is cited in another source then it is called as an indirect source. We must avoid using indirect sources this is also called as citing.
Parenthetical citations and Works Cited work together:
Parenthetical citations are quoted in the paraphrasing as in-text because the brief explanation is given at the in-text and work cited information are at the end of the page and they can be given together in the beginning of the books where the author tries to convey messages