Reading Comprehension · Function

PrepTest 123 · Section 4 · Question 21

Phase 1 (your first ~400 questions): read the guidance, then answer. No clock.

Step 1 · Pre-Question Guidance · read this first

Question type

Function

The one idea it tests

Ask why the author brought this in: what job it does for the author's own view.

The basic logic

Use the Paragraph Map: where does the comparison sit, and what claim follows it? A comparison that leads straight to the author's answer is there to illustrate the deciding principle.

Tiny words that decide it

“serves to”
“illustrate”
“so”

Playground logic

The announcements comparison shows the rule the author thinks settles the fight: whoever offers something to all controls it. It is not there to explain both sides.

Step 2 · The kid passage

This question belongs to Passage 3 (Questions 15–22). Read its kid passage and structure guide first: The Hallway Art Wall →

Step 3 · Try the model question

The kid passage mentions morning announcements mainly in order to

Step 5 · Work the real question

Open PrepTest 123, Section 4, Question 21 in your official copy from LSAC (for example in LawHub) and read it there.

Your answer

How to apply it

Open Question 21 in your official copy and answer it first.

Find what claim comes immediately after the comparison. Ask whose view it supports: the author's, or one of the sides'? The right choice names the comparison's job for the author's own answer. Drop choices that say it shows both sides, says the problem is old, or says the compared thing has the same problem.