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

What is a political machine? a political party organization that gives kickbacks to businesses a political party organization that gives favors in exchange for votes a company that promises political services in exchange for tax breaks a company that fights bribes, mismanagement, and political corruption