I think the answer would be adds because it is present tense
The correct closing would be:- With warm wishes,
Answer: C) with warm wishes,
(on a side note, you may add your name for example:-
With warm wishes, Marie Hannah)
The dashes used in the lines from “We Grow Accustomed to the Dark" are an example of a literary Devices.
<h3>What is a literary device?</h3>
In literature, this refers to the tool used to hint at a larger ideas and meaning in a story.
The use of a dashes in the excerpt are an example of a literary device as its purpose is to achieve a particular artistic effect in the piece of writing.
Therefore, the Option D is correct.
Read more about literary device
<em>brainly.com/question/2183813</em>
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Expresses a negative connotative meaning (: