Question

How did public transportation change life in the cities?

Answer 1

1. It let people ride to work so they could live further away from their jobs.

2. Disease, fire, and crime.

3. It's a tricky question but this refers to majority, so the answer is "They came through Ellis Island on the East Coast."

4. This is also a tricky one, but the answer is "It established the idea of "Separate", but equal."

Answer 2

1. Public transportation change life in the cities because it let people ride to work so they could live further away from ther jobs. This helps to deconcentrate population from the overcrowded  places near the center of the cities.
2. The dangers of overcrowded tenenments were disease, fire and crime. The tenenment is a multi-occupancy building, particularly a run-down or a slum one. It´s dangerous because of it´s regrettable maintenance.
3. All the options given could be correct depending on the period in which we stand. Ellis Island was the entrance point from the European inmigration during the last 1800s and beginning of the 1900s. Angel island was the entrance point from the Asian inmigrants between 1910 and 1940. And southwestern states from Mexico is the entrance point of South Americans inmigrante in legal and illegal way. But as the question if how did the MAJORITY of inmigrants came the correct answer should be Ellis Island because over 12 millions inmigrants entered through there.
4. The Supreme Court decision in the case Plessy v. Ferguson was "separate but equal" on the year 1896. In this case it was decided to kept the constitutionality of the racial segregation on public places. This legal decision was kept untill 1954  with it´s impugnment with the case Brown v. Board of Education.

        The conflict began when Homer Plessy got up into a train in the wagon assigned to white people where he had a sit in there, he was born free and was half white and half african-american but for the Luisiana law he was african-american and he must went to the african-american wagon. He disobeyed that order and was arrestedand imprisoned.

  Hope this answers help you. Greetings.