If You Removed the Layers of Bone Working Toward the Center

If you removed the layers of bone working toward the center from the outside, in what order would the layers be?

A) Cortical bone, trabecular bone, periosteum
B) Periosteum, trabecular bone, cortical bone
C) Cortical bone, periosteum, trabecular bone
D) Periosteum, cortical bone, trabecular bone