Judicial, legislative, and executive
Answer:
Hello! Your answer here is the expansion of railroads. The railway allowed people to flock to cities and allowed people to travel newer places as well. Business boomed due to the railway with the mass increase of people and goods. Railroads answered the need to transport goods quickly to distant markets and to get the goods to ports where they could be taken by ship to even more distant markets overseas; railroads also brought raw materials to ports close to factories.
The answer is reserved powers
The sunbelts consists of States with a warmer climate. These include, California, Florida, Georgia, Texas, New Mexico etc.
In the 1950s and 1960s there were a large number of Americans moving to these areas from the North and North East of the country.
It was mostly down to the booming economy of the States like California and Texas (Big oil companies). Florida itself was seen as a great place for retirement and a huge tourism interested developed around this.
The development of the Inter State highway, also helped to make transportation easier and facilitated the movement of goods and people.
