You are presented with the question "What provides protection for soft tissues and internal organs?" and the following answer choices: 
- bacteria
 - Veins and arteries.
 - Fully cooking the oysters
 - layers of fat
 - calcium and phosphorous
 - water
 - peachleaf willow
 - the trachea

Now knowing that bone provides protection for soft tissues and internal organs and antlers are true bones and are composed of calcium and phosphorous, choose the best answer.


 

     calcium and phosphorous    