Are the appropriations of billions of dollars by congress to be used for a variety of projects such as post offices, dams, and military bases.
a. executive orders
b. congressional oversights
c. public works bills
d. congressional cases

c. Public works bills

Explanation:

Public works bills are the appropriations of billions of dollars by Congress to be used for a variety of projects such as post offices, dams, and military bases.

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

this is not a question