Attractions are the only ones that all molecules have regardless of what they are composed of.

The correct answer is London Dispersion Force.
The London Dispersion Force is known to be  the weakest classification of inter-molecular force. it's miles exceptional defined as a transient appealing pressure that consequences while the electrons in adjoining atoms occupy positions that make the atoms form temporary dipoles. This pressure is occasionally referred to as an prompted dipole-prompted dipole appeal.