thE pAssAgE suppliEs inFormAtion For AnswEring whiCh oF thE Following quEstions
A．whAt Do historiogrAphErs ConsiDEr to BE thE prECisE DiFFErEnCE BEtwEEn A nAtion AnD A nAtion-stAtE
B．whAt ConCEpts in thE FiElD oF historiogrAphy ArE ConsiDErED unAmBiguous
C．ArE triBAl ArEAs without nAtionAl spAtiAl mArkErs EvEr rEprEsEntED As nAtions
D．whAt is An ExAmplE oF A nAtion rEprEsEntED in suprA-nAtionAl units
E．(E) how DoEs thE EstABlishmEnt oF nAtionAl spAtiAl BounDAriEs proDuCE politiCAl proBlEms