Which statement describes the VSEPR theory?


a- Electron pairs in the valence shell of an atom have a tendency to attract other nearby electron pairs.


b- Electrons in the valence shell of an atom exert a repulsive force on other atoms while forming a chemical bond.


c- Electron pairs in the valence shell of an atom exert a repulsive force on all other electron pairs in the valence shell of the atom.


d- Electrons in the valence shell exert a repulsive force while completing their octet during the formation of chemical bond.