Question

this system, developed during the industrial revolution, provided loans to businesses, helping them grow and fueling industrial expansion. what was this system? barter system federal reserve stock market national banking system

Explanation:

The national banking system, developed during the Industrial Revolution, provided loans to businesses, aiding their growth and industrial expansion. The barter system involves direct goods - for - goods exchange, not loans. The Federal Reserve was established much later (1913). The stock market is for trading shares, not primarily for providing business loans during the Industrial Revolution.

Answer:

D. national banking system