OG-2 句子分析

lingxia

2. Since 1981, when the farm depression began, the number of acres overseen by professional farm-management companies have grown from 48 million to nearly 59 million, an area that is about Colorado's size.
(A)    have grown from 48 million to nearly 59 million, an area that is about Colorado's size
(B)    have grown from 48 million to nearly 59 million, about the size of Colorado
(C)    has grown from 48 million to nearly 59 million, an area about the size of Colorado
(D)    has grown from 48 million up to nearly 59 million, an area about the size of Colorado's
(E)    has grown from 48 million up to nearly 59 million, about Colorado's size

请问an area在句子中做的是同位语？可是它的替代对象是什么啊？
还是宾语补足语？
谢谢

cherry3213

我想是前面the number of acres 的同位语. 不会是宾语补足语.

m163z

同意二楼的说法！

ivypp

T上去!!!NN们帮帮忙,到底an area是谁的同位语?看了讨论有些说是the number of acres的同位语有些说是59 million的同位语,晕啊...

owling

是the number of acres的同位语