Why did the renaissance began in northern italy

The Renaissance began in Italy because there were small breaks in the Christendom atmosphere and environment that had previously shaped Italy, which led to a freedom and independence. This newfound freedom and independence along with the presence of the ruins of Roman civilization led to the Renaissance. The Renaissance began first in the Italian city-states. These city-states had wealth from commerce and trade that were present in the Middle Ages. Venice was known for its transportation in the silk trade and the spice trade. Many merchants from India and China came in helping to bring along new ideas.

The answer is challenging and taxing because arduous means when something is hard and tiring and the excerpt provides clear detail why that's the answer