Answer :
The one that best explains why the North supported high tariffs on foreign goods is that the north upheld the high tax since all there economy depended on exchanging the north was profiting which by the way the south wasn't a piece of it so that got them furious.
Answer:
With high tariffs, foreign goods were taxed so much that the North did not have to lower prices to compete with them
Explanation:
That was the answer on study island :/