February 1995 LSAT Section 3 Question 6

The author mentions each of the following as possible contributing causes to reversals of the Earth's magnetic field ...

mayatassi on September 3, 2022

Answer D

Can you please explain why D is correct? I eliminated it because of lines 46-49: "this redistribution increases the rotational acceleration of the mantle, causing friction and turbulence near the outer core–mantle boundary and initiating a reversal of the magnetic field." Thank you!

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Emil-Kunkin on September 6, 2022

Hi Mayatassi,

That part of the passage is talking about circulation in the mantle and the outer core, which are not the oceans.