There is serious concern the the most recent economic recession will affect how much optimism that families feel about the power of hard work to achieve the American Dream

working-class

Explanation:

There is serious concern the the most recent economic recession will affect how much optimism that working-class families feel about the power of hard work to achieve the American Dream .

Due to the hardship imposed by the 2007 to 2009 economic recession, there is a fear that working-class individuals will begin to doubt the power of hard work in achieving the American Dream since they get little for their work.

the answer is b, encourage free trade

c is the newer have a great day