How did cataracts affect Egypt and Nubia?
O
A. They were barriers for boats and separated Nubia from Egypt.
O
B. They were dams that allowed Nubia to control the flow of water to Egypt.
C. They marked the areas where the best farmland was found.
D. They allowed travelers to cross the Nile without a bridge.

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.