Answer:
C. Explicit
Explanation:
Implicit means hidden.
Ethical means morally right.
Rhetorical means persuasive.
I believe it is "such as" because that fits an example best, don't you think?
The correct answer would be 'through diction' (choice A) because diction is the word choice or style of speaking that the writer, speaker, or character uses to convey the tone. Hope this helps! ^-^