Answer asap
which of the following factors contributed to the success of the commercial revolution in europe
a. european bankers hoarded gold to prevent it from reaching asian markets
b. middle east europeans demanded democratic forms of gov in europe
c. europe demanded for luxury goods increased following the end of the crusades
d. new farming tech agriculture become central to european economies

Who ever answers first gets ! trade in the vedic age led to a.the rise of kingdoms because of the importance of controlling land and long-distance travel routes b.the building of an extensive system of roads because of the difficult terrain c.the creation of a large banking class because of the need to exchange different currencies d.the development of a centralized government that controlled the economic decisions of its people