Explanation:
these were founded by romans in 183BCit ,became a free city in yhe 1100s and was the center of parma and piacenza fter1545... the main difference between them is that parma is related with goods in need whereas, parma is related to labour and services
B: Its potential benefits seem to be greater than its costs.
It was meant to strengthen Europe, and what's a better method than making one big alliance out of the continent?
What the question so I can answer it