What is federalism?

a)
a government in which the greatest amount of power is given to the federal government

b)
a government in which powers are divided between state governments and a federal government

c)
a government ruled by the federalist party

d)
a government ruled by a monarch

b) a government in which powers are divided between state governments and a federal government

Explanation:

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place.

answer; 5% is your answer; ///good luck