The armies of ancient Rome often had to cross rivers to reach distant parts of the empire. This posed a problem because bridges built by earlier civilizations could not bear the weight of many troops. The Romans overcame this obstacle by building
A suspension bridges.
B. trestle bridges
Carch bridges

Why was the sixteenth amendment important to woodrow wilson’s efforts to regulate the economy? a) the sixteenth amendment lowered interest rates charged by banks. b) the sixteenth amendment allowed congress to levy an income tax c) the sixteenth amendment lowered tariffs on imported goods d) the sixteenth amendment allowed congress to break up monopolies