Which diagram shows an effect of henry clays american system

B
According to Henry Clay's American system canal and road building will promote the business as it will make the transportation of goods and labors easier. He thought that national bank led to less power for federal government. He said high tariff will increase government's income and led to greater demand for goods in American factories.
Therefore, high protective tariff which will not hamper customer's interest will attract more producer buyer and seller and will promote country's economic well being.

Ibelieve the correct answer is d.