How does repetition reinforce the theme(s) in writings?

The use of repetition in a text helps the author keep the main message in the mind of the reader. You will find that the central idea of the book you are reading, is closely tied to the word or phrase often used in the book. Your attention is often drawn to it.

It basically empathizes a point someone is making and can make a speech much easier to read and follow along

Explanation:

the incorrect statement about jews is: d. jews began migrating to germany after the end of world war i. jews migrated throughout the world across many centuries, and that was also the case with germany, the migration began before the end of world war i, but there was an emigration wave before the start of the world war ii.

what lesson are you referencing?