Respuesta :
Heir - According to the Constitution and the Declaration of Independence (like a signed Promissory Note), Matin Luther sees a promise to all American to become heir of a high value ("unalienable Rights of Life, Liberty, and the pursuit of Happiness").
Also: promise and guaranteed.
The words in the passage that support King’s purpose of making listeners believe that they deserve equality are;
C. "heir"
D. "promise"
E. "guaranteed"
What is the Purpose of a Text?
The purpose of a text refers to the reason for which the text is written. When King said that all Americans were heir of the words contained in the Declaration of Indepndence, he was showing that everyone including the blacks was equal.
They promised all citizens that they were equal and deserving of liberty.
Learn more about the purpose of a text here:
https://brainly.com/question/2289953