While earlier developments in cartography were driven largely by exploration of unknown lands, later developments were driven more by the need to:
A. explore unknown lands.
B. more accurately represent and understand what had already been
explored.
C. explore space.
D. prove that the Earth revolved around the sun.

more accurately represent and understand what had already been

explored.

Explanation:

apex

the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.

nativists tried to get rid of the immigrants as they thought they were going to ruin the u.s.