2 pts Question 25
New ocean floor is made at
and destroyed (recycled) at
converging plate boundaries, transform plate boundaries
subduction zones, mid ocean ridges
Omid ocean ridges, subduction zones
O Pacific Ocean, Atlantic Ocean

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

Cpopulation density