What was not a broad trend from 8000 bce to 600 ce?
a. advanced political organization
b. specialized labor
c. rise of matriarchal societies
d. development of agriculture

disequilibrium means that either supply is greater than the demand for an available good, or that the demand for a product outstrips the available supply. it implies that the price for a is either too low creating large demand, or too high creating a large surplus of supply.

first paragraph (and busy all the night ,with a silence deep and white )