$$2002-AMC12B-17$$  Andy's lawn has twice as much area as Beth's lawn and three times as much area as Carlos' lawn. Carlos' lawn mower cuts half as fast as Beth's mower and one third as fast as Andy's mower. If they all start to mow their lawns at the same time, who will finish first?  安迪的草坪面积是贝丝草坪的两倍，是卡洛斯草坪的三倍。 卡洛斯的割草机的割草速度是贝丝的割草机的一半，是安迪的割草机的三分之一。 如果他们同时开始修剪草坪，谁会先完成？
选项为:A: Andy  B: Beth  C: Carlos  D:Andy and Carlos tie for first  E:All three tie  请回答其中一个选项.