What is fredrick olmstead best known for?

Fredrick Olmsted is best known for designing the grounds for the NYC central park, the US capitol in Washington DC, the Biltmore Estate In North Carolina, and the Columbian Exposition of 1893 in Chicago

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the correct answer is d: "party organizers, volunteers, voters, and elected officials."

party organizers: individuals responsible for designing strategies in order to better execute the political campaign. this includes the candidate's public relations. volunteers: individuals responsible for raising awareness regarding the candidates running for office.voters: individuals who are convinced by volunteers that a particular candidate is the best option.elected officials: winning candidate and his elected team are a product of a successful political campaign.