The list below shows bodily functions that are important for the survival of humans. NECESSARY FUNCTIONS OF THE HUMAN BODY

I. Using structures to protect organs and tissues

II. Moving oxygen throughout the body

III. Being able to move

IV. Excreting wastes

V. Storing calcium and minerals

Using the list, which of the following are main functions of the skeletal system?

I and IV only
I and IV only

III, IV, and V
III, IV, and V

I, III, and V
I, III, and V

I, II, III, and V
I, II, III, and V