What do most igneous, sedimentary and
metamorphic rocks have in common?
(1) They are formed from molten material.
(2) They are produced by heat and pressure.
(3) They are composed mostly of minerals.
(4) They are found mostly in distinct layers.

by creating a labor shortage that pushed the continent toward a market economy

answer; ///i believe that the correct answer is ; hieroglyphs or glyphs; the maya script, also known as maya glyphs, was the writing system of the maya civilization of mesoamerica; as always plz check first..good luck