17. What was a major effect of the transatlantic slave trade?
OA. It brought disease to the Americas, killing millions of Native Americans.
OB. It created political instability in Western Europe during the seventeenth century as people disagreed about slavery.
OC. It destabilized local, political, economic, and family structures in Afica.
OD. It impoverished Portuquese trading companies who did not make a profit

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.

they move troops weapons suplies food water shelter vehicles ect. hope this : 3

most likley

hope this xd