Answer:
As you age, your body may reabsorb calcium and phosphate from your bones instead of keeping these minerals in your bones. This makes your bones weaker. When this process reaches a certain stage, it is called osteoporosis. Many times, a person will fracture a bone before they even know they have bone loss.
The lithosphere is made up of rocks!
Plants :
The cell wall is made up of cellulose
They have vascular tissue
They are autotrophs
Fungi :
They are heterotrophs
cell wall is og chitins and glucans
Lack chlorophyll !!
The actual answer is, "A", an ocean trench.
You can find out more about them by researching them up on Google, it's only a few phrases and a hit on the enter key :P
The last one is right answer i think