Final answer:
Minerals are inorganic compounds that are essential for the body's proper functioning and have various roles. They are not organic and do not consist of complex carbon molecules.
Step-by-step explanation:
The statement that is NOT true about minerals is C. They are organic.
Minerals are actually inorganic compounds that are necessary for the body's proper functioning. They are not made up of complex carbon molecules and are not organic. Minerals play a role in maintaining fluid balance, supporting bone and teeth structure, and are essential for various physiological processes in the body.