Final answer:
Black evangelical Christianity embodied the synthesis of African and American culture in the South in the 1850s.
Step-by-step explanation:
The example that embodied the synthesis of African and American culture that existed in the South in the 1850s is 1) Black evangelical Christianity. Enslaved people used Christianity as a means of finding hope and creating their own culture. They combined elements of African practices with Christian teachings, creating a unique form of worship and community.