A、BECAusE thE jApAnEsE likE tAking photogrAphs.
B、BECAusE thE jApAnEsE likE writing lEttErs to EACh othEr.
C．BECAusE thE jApAnEsE postAl oFFiCiAls wAnt to print A spECiAl stAmp to CAtCh worlDwiDE AttEntion.
D．BECAusE thE jApAnEsE postAl oFFiCiAls hopE thEsE stAmps will hElp promotE intErEsts in lEttEr writing.