Answer:
its central location in Europe
its proximity to the Mediterranean Sea
Step-by-step explanation:
Renaissance period followed after the Middle Ages and was characterized by new and better inventions in almost all sphere of life such as art, literature, health, architecture etc.
Northern Italy could have been a good place for the Renaissance to begin due to its central location in Europe and proximity to the Mediterranean Sea. The features mentioned would have aided its spread to other countries and continents.