During the mid-19th century, the U. S. government promoted economic growth by:
A. raising taxes on corporations.
B. helping students pay for college.
C. banning all foreign goods.
D. controlling the money supply.

D

Explanation:

They controlled the money supply along with creating a common market for U.S products which helped the money supply within the US, making the answer D.

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity