Which of the following are characteristic of American agriculture?
a.
high productivity on limited cultivable land
b.
a large percentage of the population engage in agriculture
c.
high levels of productivity and mechanization
d.
low levels of land per farmer and productivity per hectare
a.
high productivity on limited cultivable land
b.
a large percentage of the population engage in agriculture
c.
high levels of productivity and mechanization
d.
low levels of land per farmer and productivity per hectare