Which of the Following Statements Regarding Intermolecular Forces Is Incorrect

Which of the following statements regarding intermolecular forces is incorrect?

A) Hydrogen bonding is the strongest of the intermolecular forces.
B) London dispersion forces increase with increasing molecular size.
C) Dipole-dipole forces are present in all atoms and molecules.
D) In order for a pure substance to participate in hydrogen bonding, it must have hydrogen bonded to F, O, or N.
E) Intermolecular forces are much weaker than bonding forces.