Earlier Medieval Increases in Agricultural Production Did Not Continue in the Late

Multiple Choice

Earlier medieval increases in agricultural production did not continue in the Late Middle Ages as the result of all of the following EXCEPT

A) the decline of animal husbandry.
B) prolonged heavy rain and frost.
C) depletion of nutrients from the topsoil.
D) the conversion of arable land to grazing land.
E) a serious shortage of manure.