Although there are important behavioral features of humans the most distinctive is not
our extraordinary elaboration of and dependence on culture.
As agricultural techniques and resulting harvests improved,
a. surplus production was still difficult to achieve.
b. surplus production was at the discretion of the individual farmer.
c. surplus production served as a kind of capital, or wealth that stimulated new kinds of
socioeconomic interactions.
d. farmers could stop producing full time and become religious leaders.
e. a social and economic hierarchy emerged in all Neolithic societies.
Because of their relative genetic similarity,
a. domesticated species of grasses are susceptible to disease, drought, and pests.