In the Early 1820s, Rebellions Against the Monarchies in Spain

In the early 1820s, rebellions against the monarchies in Spain and Russia were led by army officers because these men

A) had the most to lose when the liberal monarchs of those two countries decided to end the special privileges given to military officials.
B) were generally the only literate people in their society, which made them the natural leaders of any reform campaign.
C) were most familiar with the extent of royal corruption and were able to choose a good moment for starting a rebellion.
D) had been influenced by French ideas about reform during the long campaigns against Napoleon.