A. economic prosperity is tied to strong and stable societies.
Answer:
If the two plates are of equal density, they usually push up against each other, forming a mountain chain. If they are of unequal density, one plate usually sinks beneath the other in a subduction zone.
Explanation:
Convergent boundaries is where two plates (a continental plate and the ocean floor) get "pushed together" by subduction. If they have the same density, they will be pushed up together creating a mountain (the Himalaya's mountain is a great example). If the plates have different density then the one with more density overlaps the other.
The development of social welfare policy in the united states began during the Great Depression
Following the great Depression, there was need for the government to intervene in alleviating the problems wrought by a depressed economy. This included providing federal aid for poor families