How did the us get control of the land to build the panama canal?

What are the expressed and implied powers of the president

The code name for the invasion of europe was called operation ° overlord ° juno °torch

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.