3. Which Mesoamerican civilization lasted the longest? Which civilization had the most highly developed form of government? How were the religions of the four civilizations similar? 4. Identify and describe two contributions to civilization made by each of the primary South, Meso, and North American civilizations.

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 attempts of the proletariat to rise above this abasement"

i think the answer is   b.

they became hereditary because there weren't many jobs for people in lower classes