Answer: 1. to encourage his audience to believe equality is possible
Explanation: Martin Luther King Jr. uses repetition of the phrase "I have a dream"<em><u> to encourage his audience to believe equality is possible</u></em>. In this alliteration or the repetition of "I have a dream" King Jr. is trying to make his speech catchy and memorable. He wants to convince his audience to believe in equality. His dream is that people are not judged by the color of their skin but by their character.
