D the answers would be. b
Well the South remember seceded completely, meaning they weren't part of the United States at all. Reconstruction allowed them back in, along with help from the 10% plan. The plan allowed the states and their governments back in as long as 10% of the population swore allegiance to the Union.
It's A) the US must be a leader in innovation in order to help steer its course.
A and C because America’s youth is politically inept
Answer:
B - The president uses mass media to gain support for policies.
Hope this helps!