OG205 - 请问with以及介词短语的用法及作用？

有NN给我指教一下吗？有总结的连接就更好了。

好像觉得用起来很活，有点摸不到头.....

好像今天下午看到一题og 205

205. The peaks of a mountain range, acting like rocks in a streambed, produce ripples in the air flowing over them; the resulting flow pattern, with crests and troughs that remain stationary although the air that forms them is moving rapidly, are known as “standing waves.”

• 
  
  (A) crests and troughs that remain stationary although the air that forms them is moving rapidly, are


• 
  
  (B) crests and troughs that remain stationary although they are formed by rapidly moving air, are


• 
  
  (C) crests and troughs that remain stationary although the air that forms them is moving rapidly, is


• 
  
  (D) stationary crests and troughs although the air that forms them is moving rapidly, are


• (E) stationary crests and troughs although they are formed by rapidly moving air, is

好像是说with从句里不能有Although的东东，具体是什么意思啊？

谢谢啦！

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