thE mAyAn CAlEnDAr FAr morE ACCurAtE thAn thE EuropEAn CAlEnDArs oF thE timE most proBABly BECAusE ______.
A．thE mAyAn numBErs EnABlED thE mAyAn priEsts to stuDy plAnEts
B．thE EuropEAn CountriEs hAD no intErEst in FounDing A CAlEnDAr
C．thE EuropEAn CAlEnDArs oF thE timE proBABly wErE mADE By A guEss work
D．thE yEAr wAs DiviDED into 18 months oF 20 DAys EACh with FivE DAys lEFt ovEr