Which weapon was a primary cause of the u. s. entry into world war i?

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.

Name 3 significant impacts of the tet offensive on the outcome of the war, it's participants, or the public image of the war.

Why is the federal reserve managed under the oversight of the federal government? the fed is responsible for printing and coining money. the fed is responsible for collecting income taxes. the fed is responsible for the government’s money. the fed is responsible for paying off government debt.(the first option isn't correct i tried that one)edit: the answer is the fed is responsible for the government’s money.