I believe the answer is A
Answer:
Migration and Refugees. Migration issues are fraught with moral positions, confusion, and unexpected connections. Pulitzer Center grantees look at the effects of climate and business on migration, the efforts of immigrants to preserve their own cultural identity, and the sacrifices they make in leaving family behind
Explanation:
.In 1970, recently arrived immigrants (30%) were more likely than U.S.-born adults (23%) to have completed at least some college. However, U.S.-born adults surpassed newly arrived immigrants by 1990. In 2013, 57% of newly arrived immigrants had completed at least some college, compared with 61% of U.S. adults.
He greatly improved existing stream engines for use in factories
Railroads were made which were a part of industrialization.
I know planets rotated around the sun, is definitely true. I'm not sure about the others.
