I think that the correct answer is Letter A
They where forced to work in the fields and pick cotton and cut sugar cane and much more for no pay. :(
D. Northerners who opposed the war
The author states that the Soviet Union’s launch of Sputnik caused the United States to begin investing in science, technology, and innovation. Sputnik’s successful launch caused this reaction in the United States because the Cold War led Americans to fear the possibility of the Soviet Union leading the world in science and technology. Rather than give in to fear or hide from challenges, the United States stepped up and made a commitment to science, math, and innovation.