Who was elected president of the confederate states of america

Ahistorian studying urban history in chicago in in the early 1900's. she is studying the population changes and the activities that people did in their everyday lives. based on the description which school of thought does the historian likely belong to

How did the theory of social darwinism impact immigrants? it inspired in the immigrants pride that they were able to survive the harsh conditions of their home countries to come to the united states. it demonstrated that immigrants were the most suitable candidates for factory work because they were the most likely to immigrate to rural areas. it encouraged assimilation of immigrants into the american culture through education that involved courses in english and american food and clothing. it provided new american immigrants with a clearly defined social support system to ensure that basic nutritional, educational, employment, and health care needs were met.

Which would make the best heading for this list of notes about the migration of african-americans during the reconstruction era?