If Indeed There Are Reversals of the Earth's Magnetic Field

Multiple Choice

If indeed there are reversals of the Earth's magnetic field, how can we prove this within the context of plate tectonics?

A) The magnetic field reversals have led to subduction zones.
B) The magnetic field reversals have led to sea-floor spreading.
C) We see magnetic directional patterns in the magnetite of ocean-floor rocks symmetric to mid-ocean ridges.
D) The magnetic field reversals have led to the creation of mountains (like the Andes) .