Answer:
I would say the answer is D.
Step-by-step explanation:
The meaning of irony is very rhetorical. It like the opposite of what you would think of this short styled story. Typically, it is a more humorous kind of story, so I would think the opposite of the word humorous. Plus, you can research the meaning of irony and stumble upon the something similar to the information i've relayed to you.
Hope this Helps!