The contribution that paragraph 24 makes to the development of the ideas in the text is:
In the above mentioned informational text, we see the various efforts that was put in place to abolish slavery in the United States.
Frederick Douglass, an abolitionist, kept meeting Lincoln to make the abolishing of slavery a reality.
Abraham Lincoln later gave the Emancipation proclamation which gave slaves freedom.
Learn more about Abraham Lincoln on https://brainly.com/question/13990302