Which best explains how the second agricultural revolution contributed to the green revolution?

a. the second agricultural revolution led to an increase in the size of fields farmers used to grow crops, which led to a movement to find ways to increase productivity on smaller plots of land.
b. the second agricultural revolution introduced the world to using science to improve agriculture, which is the foundation upon which the green revolution is based.
c. the second agricultural revolution reduced the size of fields farmers used to grow, but more farmers were needed to grow an adequate supply.
d. the second agricultural revolution increased the world’s ability to feed itself, which led to exponential population growth around the world and a need to feed the growing population.
e. the second agricultural revolution increased the need for large numbers of farmers, which meant that more people were free to work in industries and develop the technology used in the green revolution.