All of the statements provide valid analyses of how new systems of trade impacted the global economy in their respective contexts. However, if you are looking for one response that most accurately captures a broad impact on the global economy, the most relevant might be:
New economic ideas like mercantilism and capitalism enriched European economies.
This statement highlights a significant shift in economic thought and practice during the period of new trade systems, which had profound effects not only in Europe but around the world as trade expanded. The ideas of mercantilism and capitalism affected global trade dynamics, incentivizing colonial expansion and investment.
However, keep in mind that other statements regarding West African trading empires and South American silver mines are also important parts of the multi-faceted global economic landscape during this era.