A、BECAusE mAny pEoplE rEturn homE to CElEBrAtE thE FEstivAl.
B、BECAusE pEoplE Do not likE to spEnD thEir nEw yEAr in A Big City.
C．BECAusE songkrAn is A thAi trADitionAl nEw yEAr whiCh stArts onApril 13.
D．BECAusE songkrAn is A thAi worD whiCh mEAns "movE" or "ChAngE plACE".