MDC Sociology Race as Class by Herbert J Gans Summary

I’m stuck on a Sociology question and need an explanation.

Summary Directions

The summary assignment requires you to write a minimum of 200 words. The format for submission of your paper follows:

1. The course name/number, your name, date of submission.

2.
In writing your summary, begin the summary by using the title, author,
and main points as you understand them. You can use your own words to
state the main points and other details of the article you have read.
The assignment requires you to demonstrate your understanding of the
main points presented by the author(s) in the article.

Example:
In the article “When Work Disappears,” the author, William Julius
Wilson, explains the impact of the advancement of technology and
industries relocating to other areas leaving behind a working class
labor pool.