As large numbers of European and Asian immigrants streamed into cities, the was developed. This "hierarchical arrangement of party workers, often organized in an urban area" provided immigrants with basic services and in exchange the party could count on a loyal block of voters once the immigrants became naturalized citizens.

Party Machine

Explanation:

As large numbers of European and Asian immigrants streamed into cities, the party machine was developed. This "hierarchical arrangement of party workers, often organized in an urban area" provided immigrants with basic services and in exchange the party could count on a loyal block of voters once the immigrants became naturalized citizens. i was mostly active in the late 19th and early 20th centuries.

b because thats the naswer i got

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