Answer:
Option 3 and 1
Step-by-step explanation:
Dr. King makes a reference to many Southern states of having a strong history of discrimination, and continues this emotional theme with the repetitive phrase "I have a dream” (King) where he dreams of a future in which the world can live together in peace regardless of their race, religion, or social status.
He concludes the speech with a resounding, theatrical repetition of "Let it ring" and "Free at last! Free at last! Thank God Almighty, we are free at last!" (King).