What were two of the major reasons southern plantations had to be so self-sufficient?

a. the lack of towns and infrastructure in the south

b. the lack of churches and schools in the south

c. the lack of population and close kinship ties in the south

d. the lack of land and laborers in the south

1. what was william harvey's discovery about the human body? @ two types of blood flowed through the veins and arteries. b four fluids existed in the body: blood, yellow bile, black bile, and phlegm. © the same blood flowed through the veins and arteries. d ancient ideas of human anatomy and bodily functions were wrong. done