Henry clays American system attempted to protect Americans businesses from foreign competition and to increase trade within the United States through all of the following measures EXCEPT- SSUSH7b A. by promoting the use of a single currency through the establishment of a national bank.

B. by improving the nation’s infrastructure through the construction of new systems of roads.

C. by offering tax incentives to businesses and individuals that refused to purchase foreign products.

D. by establishing a tariff on imported goods to make them more expensive than American made products