Answer:
a.to stop the financial suffering that occurred once the Medidi withdrew their money from the city
Explanation:
Cosimo Medici was captured by his rivals and sent on exile. While in exile, he engaged in politics and soon grew powerful and worked hard to return.
However, a short time later, the people of Florence invited him back because the Medici family had withdrawn their financial support from the city.
Prison Labor is legal but not so commonly used anymore. There are still other forms such as community service.