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

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.