The spread of christianity was made easier in the roman empire because of what feature the empire had? a. roman aquaducts b. roman roads c. roman baths d. the roman senate

One drawback of voluntary trade is that it a.requires two groups to use a common language b.can make one group dependent upon another for necessary goods c.doesn't occur unless there is a shortage of goods for at least one group d.forces groups to rely on themselves to produce all the goods they need