Thinking critically about a text is an example of reading, or a set of strategies for engaging in the reading process

I believe the correct answer is critical reading.

Critical reading is the process of reading in which reader goes beyond just understanding a text, he recognizes how that text portrays the subject matter and in which way that text is unique. This process involves: carefully considering and evaluating the reading, identifying the reading's strengths and implications and identifying the reading's weaknesses and flaws.

whats the last sentence of the passage?

it can be both; depending on the situation at hand.

explanation:

let's just say i get in to a confrontation with someone, and they say "ur mom", it could be seen as an insult. or depending on the relationship or comfortability with the person it may be seen as a joke. the distinct line is how the chemistry behind the confrontation.