Answer: C
Explanation: It would be the most responsible and polite thing to do, not just call out someone else or leave the customer expecting a call.
Realistic fiction is fiction that could happen in real life. For example, the fault in our stars is an example of realistic fiction.
Answer:
A thesis statement is one sentence that expresses the main idea of a research paper or essay, such as an expository essay or argumentative essay. It makes a claim, directly answering a question.
That would be irony
irony : use of words to express something opposite of the literal meaning.