I can confirm the answer is A. federalism
Answer:
Many Americans left farms and headed to the cities because the industrial revolution opened up many jobs in the cities. Also, the industrial revolution created more farm technology that allowed farmers to do the day's work with fewer people. This led to mass unemployment and peoples' dispersal into cities. This also caused cities to grow.
In Chicago, the sides were extremely segregated. The african american community was strictly on the south side. Redlining would occur to affect african americans abilities to rent or buy homes. Chicago’d basically meant segregating or discriminated against.
Answer:
How many words is required
1 trillion is 10x larger than 1 billion.