What Did the Field of Medicine Demonstrate About the Nature

What did the field of medicine demonstrate about the nature of learning in the early medieval world?

A) A distinct division existed between the learned culture of Latin built on the knowledge of the ancient world and the local traditions and popular knowledge of healing.
B) The learned knowledge of the ancient world began to spread significantly throughout Europe as priests were taught classical medical ideas and passed them to local peoples.
C) The popular knowledge of local peoples significantly influenced classical learning as individuals raised in northern Europe underwent training in monasteries.
D) Popular knowledge of traditional remedies was discredited by its failure to prevent the spread of disease throughout the early medieval period.