Which statement is true of Andreas Vesalius's anatomical illustrations?

A. He relied on the tradition of classical and medieval Arabic sources to create his work.
B. Basing his images in dissection, he overturned many prior assumptions about the human body.
C. Vesalius initially trained as an oil painter, thus gaining his ability to realistically render human form.
D. Vesalius's works show the dichotomy between art and science.

Answer: B