Seismic waves carry the energy of an earthquake away from the focus in all directions true or false

That is true because the focus is where the earthquake starts then when the seismic waves spread and people or objects on at the epicenter which is on the surface of the Earth it's where the most damage is done, but yes this is true. 

C.     is the right answer because it is ask about the soil types has the richest in organic material.

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