One of the reasons henry clay believed a national bank was needed to

The correct answer is to stabilize prices and the American economy.

Henry Clay saw the national bank as an absolute necessity in stabilizing the US economy. This is why he included the national bank in his economic plan known as the American System. This American System depended on a national bank that could control the flow of currency and that could give subsidies to businesses that were planning on expanding America's industrialization efforts.

c. troops marched forward in close formation against newer, more accurate weapons

i don't think it's c or d. i think it's either a or b.

hope this .