What is the difference between the two types of forces of attraction (intramolecular vs. intermolecular forces)?

A) Intramolecular forces act between atoms, while intermolecular forces act within a molecule.
B) Intramolecular forces are weaker than intermolecular forces.
C) Intramolecular forces act within a molecule, while intermolecular forces act between molecules.
D) Intramolecular forces involve the interaction of charges, while intermolecular forces involve the sharing of electrons.