• a single currency used throughout the empire

• years of peace and stability
• construction of an extensive road network

The items in the list above all relate to factors that
A.
allowed for continuing military conquests.
B.
eventually resulted in the decline of the empire.
C.
increased trade throughout the Roman Empire.
D.
decreased Rome's contact with its many colonies.

1 answer

The items in the list all relate to factors that

C. increased trade throughout the Roman Empire.

A single currency, years of peace and stability (often referred to as the Pax Romana), and an extensive road network facilitated trade and economic activity across the empire.