Question

which answer best completes the diagram?

protectionist tariffs
creation of a national bank
federal grants for road construction

results of the civil war
causes of the german migration
components of the american system
features of the kansas - nebraska act

Explanation:

The three items listed—protectionist tariffs, a national bank, and federal funding for internal improvements like roads—are the core components of the American System, an economic plan proposed in the early 19th century to strengthen the U.S. economy. The other options are unrelated: the Civil War's results, German migration causes, and the Kansas-Nebraska Act's features do not align with these policies.

Answer:

Components of the American System