"All of a sudden..." is a transition that shows suspense. It says something happened, but it didn't happen with any warning and it doesn't tell the reader up front what went on or if it was good or bad.
Your answer should be Paul the Apostle. Although, Moses wrote many books of the Bible as well.
The instances of situational irony that occur in the above passage are:
The aunt expects the boy to accept her explanations, but he does not.
The aunt expects the boy to be interested in the cows, but he is not.
A situational irony is a form of irony in which the actions have an opposite effect of what it is intended. The outcome of the situation is totally different to what it is expected. In the above excerpt, the answers which the boy gets from his Aunt and the way he deals with those answers are an example of situational irony.
The answer is seen because seen is an action therefore a verb
Hope this helps :)
The answer is seven hope this help