Why do continents move

Continents move because tectonic plates in the center of the earth crash and cause continents to move

Explanation:

convection currents of rock move the plates its like a soup the cold soup part sinks to heat up near the heating plate and rises once its hotter than the rest of the soup to cool down because its further away from the heat source and this also happens in the mantle

idk

explanation:

b.

developed countries have tended to improve the environment, while developing countries have tended to damage it.