They severed the link between Spain and its colonies
A, the black plague. This is because the mongols would invade and actually use people infected with the plague to throw over walls of towns to infect the people inside.
Answer:
The barter system gave way to systems where moneychangers offered financial services.
Answer:
Freedom is linked to the market economy, as is growth and efficiency. A command economy is linked with security, equality, price stability and full employment.
Explanation:
A free-market economy is defined as an economy where there is little to no intervention on the part of the government. Companies and private citizens are free to establish their businesses and these compete for profits without much oversight from the government in terms of who they can employ and the prices they set. A command economy, on the other hand, is characterized by government control of the levels of production and the prices that are set.