You have to actually conduct a survey, but I did migrate to my current place of residence.
Answer:
show land and water features
Explanation:
is shows water routes around the location
Answer:
i think it might be A
Explanation:
Mid-ocean ridges form along divergent boundaries aka where two plates are pulling away for one another so I'm assuming it's A "Where two oceanic plates move apart"
Mantle Rock would be the most densest at ITS LOWEST POINT.
It changed so much because there were always European explorers heading out on voyages, for many reasons (like to trade with neighbouring countries, ferrying people from one land to the other, etc). During those voyages they found new lands, and so the maps had to be revised quite often because of these new discoveries.