Which best describes the stance of most northern states on protective tariffs in the years leading up to the civil war

The correct answer is that they supported tariffs because they would help Northern goods compete with foreign goods. The North was mostly a manufacturing region while the south was largely agricultural. As such, the north favored tariffs as they would make foreign goods expensive and help their manufactures compete

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.