Which of the Following Is a True Statement Concerning the Properties

Which of the following is a true statement concerning the properties of nitrogen-containing compounds?

A) All amines are water-soluble compounds because the N-H group can hydrogen bond with water.
B) Primary and secondary amines can form intermolecular hydrogen bonds,but tertiary amines cannot.
C) Amides form strong ionic bonds with each other and therefore have higher boiling points than hydrocarbons.
D) The water solubility of an amine increases with an increase in the hydrocarbon chain.
E) Amides are basic compounds that act as hydrogen ion acceptors.