Which of the following is a stage in the life cycle of a star? A. Nebula
B. Rotation
C. Fusion
D. Galaxy

It is the doctrine that the us had the right and duty to expand throughout north america. it just means they believed they had the right to expand westward and they did! they stated with the 13 colonies and then they kept moving gaining different territories throughout the years

Answer volcanic eruptionsseismic waves from earthquakes;

It's between the sagittarius and perseus arms of the milky way.