Had to look for the missing details of this question and here is my answer.
The main purpose of President Obama here in this section of this speech is to let the Americans be inspired in doing a collective work towards a better future and also for the future of the country as citizens of the United States. The answer for this would be the third option.
Answer:
B.
Explanation:
a phrase or opinion that is overused and betrays a lack of original thought.
Based upon this very short excerpt, I'd say it develops an atmosphere of chaos.
Answer:
C. Diverting Plans
Explanation:
This would be the best choice