What property of a water molecule allows hydrogen bonds to form among adjacent molecules?

A. the strong covalent bonds that hold the oxygen atom to each hydrogen atom
B. the ionic bonds that form after the molecule separates into a hydroxide ion
(OH–) and hydrogen ion (H+).
C. the small size of the two hydrogen atoms compared to the oxygen atom.
D. the polarity of the molecule, which involves a slightly negative oxygen atom and slightly positive hydrogen atoms