想问金老师，这个题我毫无思绪。

我单纯的想问　decrease four-tenths of one percent后面是否一定要加一个对象　来说明它下降的标准

DE比较的对象不对，因此排除，但是不知道ABC怎么比较

The automobile company announced that the average price of next year's models would decrease four-tenths of one percent, amounting to about $72, as compared with comparably equipped cars and trucks this year. A The automobile company announced that the average price of next year's models would decrease four-tenths of one percent, amounting to about $72, as compared with comparably equipped cars and trucks this year. B.The automobile company announced that the average price of next year's cars and trucks would decrease four-tenths of one percent, or about $72, from that of comparably equipped models this year. C.The automobile company announced that there would be a decrease of four-tenths of one percent in next year's models' average price, or about $72, below this year's comparably equipped cars and trucks. D.Compared to comparably equipped models this year, the automobile company announced that the average price of next year's cars and trucks would decrease about $72, less by four-tenths of one percent. E. Contrasted with comparably equipped cars and trucks of this year, the automobile company announced that the average price of next year's models would decrease about $72, or four-tenths of one percent.