Ving形式的修饰问题求解！！

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①S1+V1+that +S2+V2+O, Ving
在这种情况下如果Ving是表伴随，是伴随V1 or V2 ？
                     如果表示结果是整个句子的结果还是从句的结果，一直没搞清楚，希望大神解答！！谢谢

②小问题 be capable of being done这种形式正确吗？

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牛奶泡小猫 发表于 2017-9-24 20:33
OG 17-756
To map Earth’s interior, geologists use a network of seismometers to chart seismic waves  ...

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牛奶泡小猫

OG 17-756
To map Earth’s interior, geologists use a network of seismometers to chart seismic waves that originate in the earth’s crust and ricochet around its interior, most rapidly traveling through cold, dense regions and slower through hotter rocks.

(A) interior, most rapidly traveling through cold, dense regions and slower
(B) interior, which travel most rapidly through cold, dense regions, and more slowly
(C) interior, traveling most rapidly through cold, dense regions and more slowly 逻辑主语是seismic waves
(D) interior and most rapidly travel through cold, dense regions, and slower
(E) interior and that travel most rapidly through cold, dense regions and slower
正确答案：C

be capable of being done 不正确

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自己顶一下！！！！