4] Which ones ot these statements are true: A} Every emitted wavelength by an atom can be absorbed by the same atom. B] Every absorbed wavelength by an atom can be emitted by the same atom. C) The energy of an emitted photon must be greater than the corresponding energy difference between the two involved energy levels in an atom. D} The kinetic energy of an electron must be greater than or equal to the corresponding energy difference between the two involved energy levels in an atom