Henry clay and his supporters advocated which of the following policies for economic expansion?

Which following policies? Were you supposed to give a few examples?

Henry Clay and John C. Calhoun helped to pass the Tariff of 1816 as part of the national economic plan Clay called "The American System," rooted in Alexander Hamilton's American School. Described later by Friedrich List, it was designed to allow the fledgling American manufacturing sector, largely centered on the eastern seaboard, to compete with British manufacturing through the creation of tariffs.