搜索了还是有个知识点不明白 GWD7-20

Q20:

The first trenches that were cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence for centrally administered complex societies in northern regions of the Middle East that were arising simultaneously with but independently of the more celebrated city-states of southern Mesopotamia, in what is now southern Iraq.

1. that were cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence for centrally administered complex societies in northern regions of the Middle East that were arising simultaneously with but
2. that were cut into a 500-acre site at Tell Hamoukar, Syria, yields strong evidence that centrally administered complex societies in northern regions of the Middle East were arising simultaneously with but also
3. having been cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence that centrally administered complex societies in northern regions of the Middle East were arising simultaneously but
4. cut into a 500-acre site at Tell Hamoukar, Syria, yields strong evidence of centrally administered complex societies in northern regions of the Middle East arising simultaneously but also
5. cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence that centrally administered complex societies in northern regions of the Middle East arose simultaneously with but

答案 E

我就是不明白题干中的with,到底做什么用呢？划了句子结构是the first trenches have yielded strong evidence that  sociesties arose simultaneously with but independently of ~~~~,这个with 是指后面的city states么？

gwd 7-20
http://forum.chasedream.com/dispbbs.asp?boardID=23&ID=65184&page=1

http://forum.chasedream.com/dispbbs.asp?BoardID=23&ID=79129

societies were arising (simutaneously with) but (independent of) ... city-states

前人说的很清楚，只是有点乱，要仔细耐心多看看

simutaneously with but independent of 平行对称