Answer:
Option 2
Explanation:
Based on this excerpt, we can infer that Sergeant Price is very dedicated to his job. He is quick to report to his boss and is very attentive to his work, as shown by the line "before its voice ceased he stood at salute in the door.."
Irony is a Literary device in which there's a contrast between expectation and reality.
Option D best explains the situational Irony
The Aunt tells a story with a Moral, but the children Ignore the lesson.