Answer:
Thats a trick question, they are all parts of the back/spine
Explanation:
Servers depression.....from the highs of mania on one extreme, to the lows of depression on the other.
six good qualities of a friend would be
kind
trustworthy
caring
honesty
loveing
funny
there are many more qualities that a friend could have but these are the six that i thought of.
hope this helped :)