3 The melting of the ice sheet — A allowed migrants to cross Canada on foot
B prevented migration across Beringia
C ended the coastal migration
D had no special impact on migration

Which of the following best summarizes the point of agreement?

Based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 2 options: 500 m 600 m 400 m 750 m

Which of the following is not a pillar of the nuclear proliferation treaty? nonproliferation reduction of nuclear weapons by 85-90% right to peacefully use nuclear power disarmament