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What arguments might a conservation used to justify president roosevelt's expansion of power of federal government

Plz the 10 places that charles darwin stopped at to report his findings, and include dates?

Two of these describe "federalism." (choose two answers) select one or more: a. the national government absolutely controls all state governments. b. power is shared by the national and state governments. c. state governments exercise absolute power over the national government. d. it is a compromise meant to eliminate the disadvantages of a "unitary" and a "confederate" system.