What foreign actions tested Jefferson's policy of neutrality? These would end up being 2 causes of the War of 1812.

6 or 2

explanation:

hope this you

but i think its 6

the right answer is the third one: turnpikes went short distances to connect markets. turnpikes, also known as toll roads, were very important for trade and transportation (of people, goods and products) in the 19th century, coinciding with the expansion towards the west. they contributed significantly to the economic development of the united states.

b europeans take corn to africa. corn becomes an important crop there.