An outline for an informative essay should use effective language.
state the main topics.
use smooth transitions.
include all relevant details.

B. State the main topic

Explanation:

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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.

these acts divided the south into five military districts.