Hello
the real answer to this questions is, A. prove the legitimacy of dynastic rule
Answer:
The acquiring of the territories gave the United States justification to send out immigrants into those territories and settle the land along the trails created by traders and trappers beforehand. These immigrants and other workers then set up the Transcontinental Railroad to facilitate trade and transport back and forth from the west coast to the east.
Answer: C) Gamal Abdel Nasser
During the second world war, the US government took strong measures to convert the economy to meet the demands of war. President Roosevelt established an organizations like:
1.) War Production Board whose task was to convert industries from peace time works to war needs, allocate scarce material, establish priorities in the distribution of materials and services.
2.) Office of Civilian defense was also established and were tasked to coordinate state and federal measure for the protection of civilians in times of war.
3.) Civil Air Patrol (CAP) was also created for search and rescue missions.
4.) Civil Defense Corps which organized millions of volunteers to fight fires , decontaminate following chemical weapon attacks, and provide first aid.