In the early 1900s, how did the development of mass transportation systems such as subways and trolleys impact urban areas?
a
b
They contributed to a geographic separation of socioeconomic classes.
They led to a reduction in the need for ethnic neighborhoods in cities.
They created a labor shortage as workers left factories for transportation jobs.
They reduced pollution in cities by ending problems with overcrowding.
С
d

(100 points) project: progressive era research your topic and write at least seven hundred words to discuss one of the following topics. a. evaluate the impact of progressive era reforms. b. evaluate the impact of progressive reform leaders such as susan b. anthony or robert lafollette. c. evaluate the impact of third parties and their candidates such as h. ross perot and george wallace on america. note: as with any research you do, evaluate the validity of your source: a. who is the author? b. is the author an authority on the subject? c. how does the author use language? d. what sources appear in the author's work? e. from what you know or have learned about the author, is the presentation inappropriately biased?