Drawing a conclusion, you need the new data n order to complete that step.
Osteocytes is a bone cell formed when an osteoblast becomes embedded in the matrix it has secreted. So it would be that osteocytes secrete the matrix of Hanoverian canal.
B is the correct answer because none of this that you put are testable.
Answer:
D)They both contain carbon, but only nucleic acids contain phosphorous.