The capture of vicksburg in 1863 contributed to the course of the civil war bya: preventing the union from gaining access to the west. b: allowing the confederacy to remain strong and unified. c: maintaining confederate control of the mississippi river. d: raising union morale and damaging confederate morale.

b. martin luther king jr. wrote and spoke "i have a dream"

explanation:

i know this 100 percent is correct   b. is the best one. < 3

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.