Which option best completes the diagram? a. some leaders support a powerful federal government, while others support states' rights. b. leaders agree that creating political parties is the best way to ensure separation of powers. c. the leaders of the states demand that political parties be formed to fight for the states' interests. d. government leaders argue that the constitution should not allow for freedom of expression.

a standing committee

explanation:

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain

i think it is true i hope this is

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.