Which statement best summarizes the changes in agricultural techniques over time?(1 point)
Over time, humans have decreased the inputs of energy and chemicals in agriculture.
Humans have been using the same agricultural techniques since the beginning of sedentary agriculture.
Over time, agricultural techniques shifted from requiring large inputs of labor to requiring large inputs of energy
and technology.
Over time, agricultural techniques shifted from very expensive to very cheap.
2 answers
Over time, agricultural techniques shifted from requiring large inputs of labor to requiring large inputs of energy and technology.
Which agricultural system requires the lowest input of labor and energy?(1 point)
1 answer