Which of these is an example of irony?

a. during my talk about how to make an exciting speech, everyone took lots of notes.

b. at the end of my talk about how to make an exciting speech, three people were sleeping.

c. at the end of my talk about how to make an exciting speech, two people were arguing.

d. during my talk about how to make an exciting speech, everyone asked questions.

The correct option is B.At the end of my talk about how to make an exciting speech, three people were sleeping.

Explanation:

The irony is usually defined as an event which appears to be radically different from what actually is. Irony can be categorized into different types, which are: verbal irony,  dramatic irony, and situational irony. being this last type the irony that seems to be happening in the example provided.

Situational irony represents a  dramatic discrepancy between the expected result of a certain situation and its actual result. The situation described in the example provided could be considered as a situational irony since a speaker who is talking about how to make an exciting speech would expect to end his talk with hooked listeners instead of sleepy ones.

to save the day, harry must get past a scary three-headed guard dog.

might need to ask questions people no or have read somthing about.