Final answer:
Eells recognized the Agrarians and the writers associated with the creative writing programs during the Southern Literary Renaissance.
Step-by-step explanation:
Eells recognized two literary societies during the Southern Literary Renaissance: the Agrarians and the writers associated with the creative writing programs, such as the Iowa Writers Workshop. The Agrarians were a group of writers studying at Vanderbilt University who aimed to break away from traditional Southern literature. The creative writing programs, especially the Iowa Writers Workshop, were influenced by Southern literary celebrities and played a significant role in shaping literary talents.