How did the rise of the interstate highway system benefit Iowa?

A.
More people drove on the interstate so traffic jams increased greatly.

B.
Companies shipped more goods by truck so railroads became less important.<---------------- I think this one

C.
More people traveled by car so more motels and gas stations were needed.

D.
Expanding highways forced some Iowans to move from their homes to new locations.

Members of the civil rights movement worked to bring about change
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A.
boycotting businesses that treated people unequally.

B.
starting separate schools for white and black students

C.
riding only in certain sections of buses and railroad cars.

D.
moving away from cities where people practiced segregation.<-----i think this one
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What was one effect of the farm crisis of the 1980s?

A.
Rural populations grew.

B.
More people started family farms.

C.
Foreign investors sold off Iowa farms. <---------- i think this one

D.
Corporations controlled more farmland.

Pls help me check my answers.