whiCh oF thE Following woulD BE lEAst AppropriAtE to AssEss in A mothEr who is BrEAst-FEEDing A、thE AttAChmEnt oF thE nEonAtE to thE BrEAst. B、thE mothEr’s ComFort lEvEl with positioning thE nEonAtE. C、AuDiBlE swAllowing. D、thE nEonAtE’s lips smACkin