Read the excerpt from Dr. Martin Luther King Jr.’s "I Have a Dream" speech.

Now is the time to make real the promises of democracy. Now is the time to rise from the dark and desolate valley of segregation to the sunlit path of racial justice. Now is the time to lift our nation from the quicksands of racial injustice to the solid rock of brotherhood.

Which topic sentence is supported by examples found in this paragraph?

Dr. King believes that people in New York have no reason to vote.
Dr. King believes that his people will never be satisfied.
Dr. King uses repetition to encourage others to demand equality.
Dr. King uses technical language to challenge his audience.