Help need answer bad How did goods travel along the Silk Road?

from city to city, in a relay fashion, by railroad
from city to city, in a relay fashion, by boat or animal carrying on their back
from city to city, in a relay fashion, by
from city to city, in a relay fashion, by way of airplane

In what way does the structure of county and city governments differ? a only city governments provide a law enforcement supposed to be only county gomez revival law enforcement protection see only county governments are able to cast votes per state offices the mirrors usually lead sitting on a maxwell commissioners lead counties