The feudal system was a pyramid of 4 sections at the bottom it had the peasants and on top it had the royals. Each class worked for the person who had more power than them/in-front of them and in return they receive a service.
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D) She accomplished all of the above.
Adelina Otero-Warran's role was to advocate for the 19th Amendment, the right for women to vote, in New Mexico as leader of the suffrage movement in that state (New Mexico became a state in 1912). She worked to encourage Hispanic participation in the suffrage movement and she ran for many political offices at the local, as well as the national, level. New Mexico ratified the 19th-Amendment in 1920.
The answer is the North Vietnamese took over the South Vietnam spreading communism Southward and this proved the domino theory (if one country come under the influence of communism, the surrounding countries would follow).
1858
Hope the answer helps >.<