The Energies Due to the Electronic Excitations of a Molecule

Multiple Choice

The energies due to the electronic excitations of a molecule are of the order of 1 eV,whereas

A) the energies of vibration and rotation are much larger than this.
B) the energy of vibration is much larger and the energy of rotation much smaller than this.
C) the energies of vibration and rotation are of this same order of magnitude.
D) the energies of vibration and rotation are found to be both larger and smaller than 1 eV.
E) the energies of vibration and rotation are much smaller than this.