One Factor That Contributed to the Increase in Agricultural Output

Multiple Choice

One factor that contributed to the increase in agricultural output in the medieval period was:

A) diminished rainfall that allowed for more time to be able to work the fields.
B) a slight cooling of the average temperature that caused a shift to higher yield crops.
C) a rise in average temperature that allowed for a longer growing season.
D) increased rainfall causing a shift in crops grown that had larger yields.
E) the development of the seeder plow paired with the use of manure for fertilizer.