What role did slaves play in Rome’s economy? They provided much of the manual labor needed to build, farm, and mine.

They were usually teachers, doctors, or business managers.

They made purchases that helped make Rome’s patricians very wealthy.

They had no value in Rome’s economy.

Explanation:

the first one because slaves were not valued other than to do work

the tariff was created to protect industry in the northern part of the united states. industries in the north were being driven out of business by imported goods that were priced at a low rate. the goal was to protect these industries   by taxing the goods.

the main reason the us senate rejected the treaty of versailles was because "european nations wanted to punish germany"

d(:

me and mark as brainliest.