All of the following were key components of the henry clay's american system except which one?

The correct answer is C) the transition from slave labor to wage labor in the South.

All of the following were components of the Henry Clay’s American system except the transition from slave labor to wage labor in the South.

The so called American system was a plan to improve the economy in the United States during the beginning of the 19th century. The plan consisted on imposed tariffs to protect the American production of goods, the creation of a National Bank to promote savings and trade, and the application of federal subsidies to improve the infrastructure of roads. But what was not a component of the Henry Clay’s American system was the transition from slave labor to wage labor in the South.

The other options of the question were, a) a strong national banking system, b) improvement’s in the nation infrastructure, and d) tariffs on imported goods.

question is unclear.

i can't sorry.

post the full question so i can .

a historian researching the immigration policies of the early 1900s would expect a source written today,rather than in 1910 to :

( a ) be more interested in objective data and statistics.