Answer:
1. Part A
The US government must work to overcome barriers to progress for all.
2. Part B
"But what I offer tonight is a set of concrete, practical proposals to speed up growth, strengthen the middle class and build new ladders of opportunity into the middle class. Some require Congressional action and I'm eager to work with all of you."
Step-by-step explanation:
After mentioning the rising stock market that indicated more profit for corporate organizations, President Obama quickly mentioned that those were not the only yardsticks for success. The success of the common man was more important, and the government would need to ensure that everyone will progress.
To strengthen this position, he explained that the middle class will need to be strengthened and that he was willing to cooperate with Congress to achieve that.