18. Which of the following is an example of a social impact caused by the railroad industry? А
B
С
D
West Texas towns had growing populations
New legislation was created limiting railroad growth
The cattle and sheep farming industry increased
Erosion from the railroad caused flooding along the coast

UHM I don't know if I'm right but d or b

d. All of the above.

Explanation:

According to historical records, the following is TRUE

1. During the war the U.S. detained over 10,000 German nationals and over 110,000 persons of Japanese descent, many of whom were Americans.

2. The internment of people with Japanese ancestry has since been condemned by the military and judicial leaders of that time.

3. The internment of people with Japanese ancestry was condemned in the 1980s by Congress and President Ronald Reagan.

Hence, in this case, the correct answer is option D. "ALL OF THE ABOVE."