In roman times most people lived in small cities, while during the middle ages most people lived in the countryside. all of the following are reasons for this change except a. people fled the urban centers because they had become too crowded and unsanitary b. the city no longer was a center of government c. the cities came under attack from outside invaders d. the trade-based economy of the city declined

answer: (fluidity)is the correct answer.

explanation: because of this characteristic, success on the battlefield depends in large part on the ability to adapt to proactively change events to our advantage as well as to react quickly to constantly changing conditions

the united states presidential election of 1992 was the 52nd quadrennial presidential election. it was held on tuesday, november 3, 1992. democratic governor bill clinton of arkansas defeated incumbent republican president george h. w. bush, independent businessman ross perot of texas, and a number of minor candidates.