Answer: Without any other information of this speech, the answer is most likely, "The United States needs to be one regardless of racial differences."
>This is correct because the speaker mentions race and going past our physical differences to unite, this is probably correct since it is a very strong talking point that needs to be spoken about.
Explanation:
>The first choice mentions going beyond difficult times which is not really implied in the above paragraph.
>The second choice also was never mentioned in the above paragraph.
>The third choice may have been mentioned, but the fourth choice sums up the gist of the paragraph better.