A sudden large jump between the values of second and third ionisation energies of an element would be associated with the electronic configuration

A sudden large jump between the values of second and third ionisation enthalpies of an element would be associated with the electronic configuration:

A sudden jum- between the values of second and third ionisation energies of an atom would be associated with the electronic configuration.

A sudden jump between the values of second and third ionisation energies of an element is associated with configuration

A sudden large difference between the values of second and third ionization energies of elements would be associated with which of the following electronic configurations?