Which statement is an example of the positive aspects of the cold war?

a. it forced americans to confront their own racist laws and practices.

b. superpower competition was not just about nuclear weapons; both powers competed to beat the other side to scientific and technological breakthroughs.

c. the u. s. and the soviet union criticized each other's violations of human rights, which promoted human rights as an important international issue.

d. all of the answers are correct.

b.

jim crow laws were enacted in northern states.

in the 1800s, chinese workers migrated to the united states, first to work in the gold mines, but also to take agricultural jobs, and factory work, especially in the garment industry. chinese immigrants were particularly instrumental in building railroads in the american west, and as chinese laborers grew successful in the united states, a number of them became entrepreneurs in their own right. as the numbers of chinese laborers increased, so did the strength of anti-chinese sentiment among other workers in the american economy. this finally resulted in legislation that aimed to limit future immigration of chinese workers to the united states, and threatened to sour diplomatic relations between the united states and china.

the option which was not a function of missionaries in the northwest was the first one - they established posts for trading furs and other goods.

missionaries were sent around the world to spread religion and their knowledge and others - they were not merchants who sold furs and other goods.