How did italian city-states like venice and florence become major banking and trade centers?
a. large families of powerful bankers established trade agreements with nearby cities.
b. their location made them a natural route for travel between europe, africa, and asia.
c. their military forces conquered nearby cities, which increased their financial resources.
d. they shared economic strategies and built alliances in other regions during the crusades.

which statement explains one of the reasons world war 1 was so much more destructive than earlier conflicts

is this like a kind of true or false question?

andrew jackson summary: andrew jackson was the seventh president of the united states. 1767, to elizabeth jackson three weeks after the death of his father, andrew. throughout the 1790s, jackson lay the foundation for the state of washington elite and jackson's own cabinet members socially ostracized

explanation:

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it is in memorial of the independence day