D. a solid to liquid hope this helped!
Answer:
periosteum
Subchondral tissue.
The tough, thin outer membrane covering the bones is called the periosteum. Beneath the hard outer shell of the periosteum are tunnels and canals through which blood and lymphatic vessels run to carry nourishment for the bone. Muscles, ligaments, and tendons may attach to the periosteum.
You are correct , it is D. hope it helps
They can work together, depending on the virus/bacteria.
