I believe it is B because mining tons were very popular therefore overcrowded
Answer:
i only know , 31. which is A.
Italian city-states like Venice and Genoa were located on the trade routes that linked the rest of western Europe with the East. Both these city-states became bustling trading centers. ... The increase of trade led to a new kind of economy. During the middle ages people traded goods for other goods.
To provide a source of wealth (hopefully gold and silver) and to establish an English foothold against potential Spanish expansion in the New World.