Which of the following explains why shi huangdi ordered the construction of a massive road system built throughout ancient china? it provided a way for his armies, as well as merchants and diplomats, to travel efficiently and quickly from the capital it provided a way for his army to escape westward in the event of a korean invasion of the north china plain it provided a way for only the royal family to travel safely from city to city in ancient china it provided a way for foreign traders to enter the chinese territory to bring much needed goods