Which of the following is false about NMR spectroscopy?

• A. NMR is an abbreviated form of Nuclear Magnetic Resonance
• B. The intramolecular magnetic field around an atom in a molecule changes the resonance frequency giving structural information about the atom
• C. The intermolecular magnetic field around an atom in a molecule changes the resonance frequency giving structural information about the atom
• D. It is a technique that exploits magnetic properties of atomic nuclei