The centers of most cities became business areas after the invention of
what?

A. The airplane

B. The steamship

C. The streetcar

D. The bicycle

the dust bowl, otherwise known as the dirty thirties, was a huge dust storm that killed multiple (and i mean  multiple) farmer's crops, leaving them homeless, and foodless, and jobless. in california, there were 5.7 million residents, and the population shrank as mexicans were repatriated. however, when the dustbowl happened, a lot of people began to move to california. by 1940, 250,000 people had arrived. therefore, your answer would be  the population increased, massively.  i hope this !

explanation:

the answer would be logic.

the percentage of students at the school need special diets is

c) 10 percent

because people what other people gold

explanation: