Which of the following best defines "diction?" a. the use of figurative language

b. the use of a dictionary to learn foreign language

c. word choice

d. sentence fluency

C. Word Choice
Diction is the authors word choice

The correct answer among all the other choices is D. By making fun of certain situations. This is one way in which Mark Twain urges social change in his fictional writing. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.