How did the incas practice body modification to denote social status?

What important waterway was controlled through the victory at fort crown point? the st. lawrence river the hudson river the great lakes lake champlain

What were some effects in world war 1 in europe ? ( and only in europe)

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.