<span>The steeply-sloping and slower-spreading parts of the mid-ocean ridge are called Oceanic ridges. These ocean ridges are the largest features in ocean basins, they are elevated regions with a central valley on the ocean floor at the boundary between two diverging tectonic plates where new crust forms from rising magma.</span>
Answer:
A) groundwater overdraft.
Explanation:
- Mexico faces significant environmental challenges damaging the county's natural resources overgrazing by cattle and deforestation and desertification in this place have become serious issues.
- Due to the burning of fossil fuels and vehicular exhausts, there is a significant amount of air pollution and caused by industrial smog and noise pollution created by them.
- The country has a deficit of fresh and clean water due to being bordered on all sided by mountain ranges the land is high and rugged and subsidence occurs due to the movement of American plate westwards.
- Volcanoes and earthquakes are often found in this country.
The answer is a,c, and d
the oceanic crust is the denser the continental
its thinner then continental
AND ITS MADE MOSTLY OF BASALT <span />