How did the increased flow of silver in the early modern era impact different countries around the world?

many scholars consider the silver trade to mark the beginning of a genuinely global economy, with one historian noting that silver "went round the world and made the world go round."Although global, much of that silver ended up in the hands of the Chinese, as they accepted it as a form of currency.In addition to the global economic changes the silver trade engendered, it also put into motion a wide array of political transformations in the early modern era. "New World mines," concluded several prominent historians "supported the Spanish empire," acting as a linchpin of the Spanish economy.

answer is d. graphite coatings.

some connecting rods have _graphite coatings_ to lubricate the cylinder wall or piston pin.