Question

17
which would provide evidence of seafloor s
a higher levels of salinity in the ocean wa
b stronger currents at the surface of the
c cooled magma found on the edge of pla
d greater reproduction levels for organis
bottom of the ocean

Explanation:

Seafloor spreading is driven by magma rising from the mantle, cooling, and forming new oceanic crust at plate boundaries. The other options do not relate to the geological process of creating new seafloor.

Answer:

C. cooled magma found on the edge of pla