Medicine did not advance much in early European Christian societies because being a doctor goes against Christianity.
people believed illness had divine causes.
Christians just adapted Islamic and Chinese medicine.
there were very few people who could read, making the study of medicine
difficult.

Technician a says the harmonic balancer may be attached to the crankshaft using a woodruff key and center bolt. technician b says the harmonic balancer may be attached to the crankshaft using a square key and center bolt. who is correct? choose one answer. a. technician a b. technician b c. both technician a and technician b d. neither technician a nor technician b