What was the decision of the supreme court in plessy v. ferguson (1896)? a) the black codes were unconstitutional. b) the 15th amendment failed to guarantee the right to vote to all males. c) the citizenship principle established in dred scott v. sanford was repealed. d) racial segregation did not violate the equal protection clause of the 14th amendment.

they united the colonies in their fight against the british.

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.

abraham lincoln

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explanation:

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