Which statement correctly describes measuring with a graduated cylinder?
a. the liquid in the cylinder usually forms a convex meniscus.
b. measurement is taken at the bottom of the meniscus.
c. measurement is taken at the top of the meniscus.
d. the liquid in the cylinder can only be water.

answer; (b) i believe the correct answer is : /eliminate health disparities and improve the health of all population groups;

fluid balance is an aspect of the homeostasis of organisms in which the amount of water in the organism needs to be controlled, via osmoregulation and behavior, such that the concentrations of electrolytes (salts in solution) in the various body fluids are kept within healthy ranges. the core principle of fluid balance is that the amount of water lost from the body must equal the amount of water taken in.