Thank you for posting your question here at brainly. Below are the choices that can be found elsewhere. The answer is A.
<span>A.
Airports in the early 1920s catered to municipal and regional travel, while airports in the 1930s served as hubs for travel between countries.
B.
Airports in the early 1920s had larger runways and airport space, while airports of the 1930s had smaller, more efficient layouts.
C.
Airports in the early 1920s catered to travel between countries, while airports in the 1930s served as hubs for regional and municipal travel.
D.
Airports in the early 1920s were located in West Coast cities, while airports in the 1930s were located in East Coast cities. </span>
D bc i see a lot of people over there
Answer:
Environment sciences:
Environment sciences is the study of environment in which we are living.In the environment science we are studying biological and physical information of the environment.
We have lots of choices to start build the career in the environment science .Some options are as follows
1.Teacher
2.Zoologist
3.Environmental engineer
4.Hydrologist
5.Environmental lawyer .
Along with lots of option are available to build a good career in the
environment sciences .
Answer:
the I think it's because of better educational and job prospects because in the rural areas people there have poor educational centres and some of the jobs don't give enough payment to support their families so they moved to the Urban areas where they can get better education and better jobs too