Dywedodd yr Ysgrifennydd Gwladol fod yna “sbectrwm o bosibiliadau” yn dal i fod o ran y fargen derfynol, a bod mynediad i’r farchnad yn ganolog i’r ystyriaethau.
The Secretary of State said there was still a “spectrum of possibilities” regarding the final deal, and that market access was central to considerations.