The correct answer is - C. hot spots in the mantle.
The Hawaiian Islands are a volcanic islands. They are lying above a hot spot. The hot spot volcanoes, unlike the other ones, are far away from the boundaries of the tectonic plates and they are emerging on places were there's hot spots. These hot spots manage to penetrate through the crust and get the magma from the mantle up to the surface and create volcanic islands in meantime.
The only disadvantage I could think of would be price of equipment needed to produce energy from the source (i.e. price of solar panels)
Answer:
the position when the river loses energy it may drop some of its load this is called the position factor affecting river processes erosion rate this is Greater where the discharge is higher energy is higher the weather the weather the more erosion takes place
<span>Population density </span><span>defines the average number of people living within a square mile.
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