The Militarization of Prussian Society in the Late Eighteenth Century

The militarization of Prussian society in the late eighteenth century led to which of the following effects?

A) It kept the peasants enserfed to their lords and blocked the middle classes from access to estates or high government positions.
B) It endowed the peasants and the middle classes with greater social mobility, as they could rise through the ranks of the military, something they could not do in normal society.
C) Many fewer children were born in these decades, as Prussian men stayed away from home on campaign for years on end.
D) It inadvertently led to the growth of local militias and grassroots movements that organized against the authority of Prussian leader Frederick II.