求助~~一道语法题

The yield per acre of coffee berries varies enormously in that a single tree, depending on both its size and on climate and altitude, could produce enough berries to make between one and twelve pounds of dried beans a year.

A. enormously in that a single tree, depending on both its size and on climate and altitude, could produce

B. enormously in that a single tree, dependent on its size and also on climate and altitude, is able to produce

C. enormously, because a single tree, being dependent on its size, climate, and altitude, is capable of producing

D. enormously, because a single tree,depending on its size and on climate and altitude, is able to produce

E. enormousy, because a singel tree, dependent both on its size as well as on climate and altitude, could produce

我选的是A,但是答案是D...(因为我觉得in that >because, could> be able to)

求助NN解答

A就错翻啦。。要么depending both on its size and on climate and altitude，要么depending on both its size and climate and altitude，and前后并列要对称嘛。这是硬伤哈LZ

当我在打题目的时候已经弄明白了~~~

但是都打完了就发上来~~~都谢谢了