Final answer:
The Founding Fathers' ideas about natural rights are reflected in the portion of the Declaration of Independence stating that all men are created equal and endowed with certain unalienable rights like life, liberty, and the pursuit of happiness.
Step-by-step explanation:
The portion of the text that reflects the Founding Fathers' ideas about the natural rights all people are entitled to is: "We hold these Truths to be self-evident, that all Men are created equal, that they are endowed, by their CREATOR, with certain unalienable Rights, that among these are Life, Liberty, and the Pursuit of Happiness." This portion of the text highlights the belief in equality and the belief that these rights are inherent and cannot be taken away.
Learn more about Founding Fathers' ideas about natural rights