Describe how roads helped Rome increase and consolidate its power

As the legions blazed a trail through Europe, the Romans built new highways to link captured cities with Rome and establish them as colonies. These routes ensured that the Roman military could out-pace and out-maneuver its enemies, but they also aided in the everyday maintenance of the Empire.

Cultural convergence is the theory that two cultures will be more and more like each other a very notable example of this is around the u.s.-mexico border, where 

Iknow what you are working on the correct answer is c