why Do jApAnEsE stuDEnts tEnD to AChiEvE rElAtivEly high rAtEs oF suCCEss in mAths
A．it is A Compulsory suBjECt in jApAn.
B．thEy ArE usED to working without hElp From othErs.
C．muCh EFFort is mADE AnD CorrECt AnswErs ArE EmphAsizE
D、
D、thErE is A strong EmphAsis on rEpEtitivE lEArning.