Which two classes of rock will form near or at Earth’s surface?
a.Extrusive igneous and sedimentary
b.Sedimentary and intrusive igneous
c.Metamorphic and igneous
d.Metamorphic and sedimentary
a.Extrusive igneous and sedimentary
b.Sedimentary and intrusive igneous
c.Metamorphic and igneous
d.Metamorphic and sedimentary