求助一道prep，一直困扰的结构，请CD 同胞指点

rudder26

Bluegrass musician Bill Monroe, whose repertory, views on musical collaboration, and vocal style were influential on generations of bluegrass artists, was also an inspiration to many musicians, that included Elvis Presley and Jerry Garcia, whose music differed significantly from his own.

(A) were influential on generations of bluegrass artists, was also an inspiration to many musicians, that included Elvis Presley and Jerry Garcia, whose music differed significantly from

(B) influenced generations of bluegrass artists, also inspired many musicians, including Elvis Presley and Jerry Garcia, whose music differed significantly from

(C) was influential to generations of bluegrass artists, was also inspirational to many musicians, that included Elvis Presley and Jerry Garcia, whose music was different significantly in comparison to

(D) was influential to generations of bluegrass artists, also inspired many musicians, who included Elvis Presley and Jerry Garcia, the music of whom differed significantly when compared to

(E) were an influence on generations of bluegrass artists, was also an inspiration to many musicians, including Elvis Presley and Jerry Garcia, whose music was significantly different from that of

答案B后面一个 also inspired many musicians 算是做什么成分呢？应该是和influenced generations 并列吧，但是如果这样两个并列中间加个逗号是为什么呢？而且also 是副词，不能做连词啊
谢谢，看到这种逗号具多的结构总容易混

dengyichao

这里whose repertory, views on musical collaboration, and vocal style influenced generations of bluegrass artists作为一个定语从句，also inspired many musicians才是真正的谓语

rudder26

谢谢：）