One question on GMAT grammar!

Building large new hospital in the bistate area would constitute a wasteful use of resources, on the basis of avoidance of duplicated facilities alone.

A on the basis of avoidance of duplicated facilities alone

B on the grounds of avoidance of duplicated facilities alone

C solely in that duplicated facilities should be avoided

D while the duplication of facilities should be avoided

E if only because the duplication of facilities should be avoided

各位XDJM,请问本题应该选什么？ LZM的书上说选E, 我觉得if only 在这里好像解释不通， 不明白是什么意思。

请MM把题号标上吧

先查找 这些题都讨论了N遍了