I’m pretty sure that the answer is A. When people are arguing they give reasons of why they’re right, so I would think it’s A. Hope this helped, and sorry if I’m too late!! :D
If a person is writing a formal letter, then his letter should contain some of the following elements: Proper greetings/salutations and reason for writing etc.
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What is Letter Writing?</h3>
A letter writing defined as a use of letters to convey opinions or feelings to anyone who live far away from us. The letter writing is divided into two parts Informal and Formal letter.
In case of letter writing, people need to write the proper address of sender, greetings and the main thing: the reason of writing this letter.
Learn more about Writing, refer to the link:
brainly.com/question/24623157
The setting is an island called “Ship-Trap Island”. It impacts the story because it gives the perfect habitat for hunting game.