Read the following excerpt from "Woman Who Helped Hide Anne Frank Dies at 100" by Teri Schultz.

SCHULTZ: But Gies clearly was very special, even when someone still unknown betrayed those she called the hiders and they were taken away at gunpoint to death camps. Gies was not intimidated. She sneaked back into the secret hideaway to try to preserve any belongings of the Franks that hadn't been destroyed or taken. And there she found what would eventually become a treasure of the entire world.

What is the purpose of this excerpt?

to inform the audience of Gies’s remarkable acts
to persuade the audience to use Gies as a role model
to entertain the audience with Gies’s heroic acts
to teach the audience what a true hero really is