I’m pretty sure it’s D. JSTOR is an online periodical library. ;)
Answer: saying the opposite thing usually for humor
Here is an example of irony:
Denise threw the bottle on the florr while John was looking. John asked "Did you drop the bottle?" Denise replied "No, I thoguht you were looking" with irony.
I cannot wait TILL SCHOOL IS OVER
John Snow is known as the father of epidemiology.
In this essay "On the Mode of Cholera" he used both reasoned argument along with documentary evidence to show that cholera spread from person to person.
He gave examples of rows of houses on opposite sides to each other, and how all of the members in one row contracted cholera, while only one person on the opposite row contracted the disease.
The phrase that indicated a lost in thought feel is the "Midnight shakes the memory". It means that his train of thought is going double time in the dark or at night.