Select all the correct answers. Imagine that a strong foreign navy had blocked the ports near Rome. What would have likely been the biggest concern to the people of Rome?

The city of Rome could run out of grain bought from across the sea.
The city of Rome would be defenseless because the Roman army was far away.
The trade in exotic goods from Carthage and Spain would be disrupted.
The soldiers in the Roman colonies in Spain and Gaul could desert the army.
The Roman government would run out of silver and bronze to make coins.