Which statement best explains how imports helped the Roman economy?

Imports improved Roman infrastructure.
Imports earned income for businesses in Rome.
Imports stabilized the Roman monetary system.
Imports brought in goods that were not available in Rome.

Imports improved Roman infrastructure.

Explanation:

The Roman Empire was known for quality infrastructure. Throughout the empire, even in the most remote parts, there was infrastructure. This has undoubtedly contributed to a faster and better flow of goods, which has contributed to the growth of the Roman economy. In many parts of the empire in which Rome once had its rule (for example the Balkans), there are still remnants of Roman infrastructure today, which speaks volumes about the quality of roads and bridges the Romans built. The Romans invested their infrastructure infallibly, knowing that they would pay back that investment many times over.

The answer is D

Explanation:

I took the test and got it right.

for your : )

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.