William M. Tweed was the leader of Tammany Hall, the political machine that controlled New York in the late 1800s. He was also known as Boss Tweed.
They were segregated and forbidden from doing numerous things because of the jim crow laws. These laws established where they would be able to live and where not, where they would be able to go to school and where not, and in what manner would be they allowed to vote, which usually resulted with them not voting. They was a systematic racism scheme in the south to enable this.
They were found in the south because that's where slavery had been a dominating force and in response to the reconstruction era, the white racist governments from the south imposed numerous laws. Although they couldn't enslave african-american people, they would remove them from all spheres of society completely.
Jim Crow was a character made by white people which showed an african-american person who was depicted as a racial stereotype caricature which spread fast and reinforced the idea that black people were either stupid or are tricksters or are malicious or similar things. The set of laws that reinforced these ideas then was called Jim Crow Laws because of the caricature.
"Olmec" is the one tribe among the following choices given in the question that was <span>not a tribe of North America when Europeans arrived. The correct option among all the options that are given in the question is the first option or option "A". I hope that the answer has actually come to your help.</span>