Avolcano that is fairly symmetrical and has both layers of lava and pyroclastic deposits is a

a. shield volcano

b. pyroclastic volcano

c. composite cone volcano

d. cinder cone volcano

Composite cone volcano

Explanation:

It is a type of volcano that is fairly symmetrical and has both layers of lava and pyroclastic deposits

a mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. this uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.a geomagnetic reversal is a change in a planet's magnetic field such that the positions of magnetic north and magnetic south are interchanged.