Which appeal does Martin Luther King Jr. use in the following line from his "I Have a Dream" speech?

"I say to you today, my friends, so even though we face the difficulties of today and tomorrow, I still have a dream. It is a dream deeply rooted in the American dream. I have a dream that one day this nation will rise up and live out the true meaning of its creed: 'We hold these truths to be self-evident, that all men are created equal.'"

A- Logos and pathos
B- Ethos
C- Ethos and pathos
D- Logos