Answer: C) trabeculae
Step-by-step explanation:
Trabeculae are found in the cancellous bone but not compact bone as, in the cancellous bone the trabeculae are the spaces creating in the tissue by the thin areas of the osteoblast cell. Cancellous bone are trabecular bone which has the higher surface area as compared to the mass ratio than the cortical bone because this is less dense and it makes more flexible.