They had no education and could not read or write as a result of the Slave Codes.
Job opportunities were extremely limited.
Often the only skills a freed slave had was in farming and even then they usually only knew how to do the manual labor, not the actual running of a farm.
Freed slaves had no money, clothing, etc.
Answer:
The introduction of agriculture affected the religious practices of the ancient southwestern native Americans in ways such as organizing spiritual ceremonies according to religions and gods in order to pray for a good yield and weather
They also helped to create a larger religious gathering during the organizations of spiritual activities in farming groups.
Your answer would be Charles Darwin and Alfred Russel Wallace.
Hope this helps!