What Information Should Be Included in Discussion Concerning Intracellular Fluid

What information should be included in discussion concerning intracellular fluid? Select all that apply.

A) It is the fluid found inside the cell
B) It constitutes about one half to two thirds of the total body fluid in an adult
C) The major ions in intracellular fluid are potassium, magnesium, and phosphate.
D) It appears mostly as interstitial fluid and intravascular fluid
E) The volume of intracellular fluid is the most important regulated aspect of body fluid balance.