(A) Traveling the back roads of Hungary, in 1905 Bela Bartok and Zoltan Kodoly began their pioneering work in ethnomusicology, and they were armed only
(B) In 1905, Bela Bartok and Zoltan Kodoly, traveling the back roads of Hungary, began their pioneering work in ethnomusicology, and they were only armed
(C) In 1905 Bela Bartok and Zoltan Kodoly began their pioneering work in ethnomusicology, traveling the back roads of Hungary armed only
(D) Having traveled the back roads of Hungary, in 1905 Bela Bartok and Zoltan Kodoly Kodály began their pioneering work in ethnomusicology; they were only armed
(E) Bela Bartok and Zoltan Kodoly, in 1905 began their pioneering work in ethnomusicology, traveling the back roads of Hungary, arming themselves only
答案是C,請問C 的armed修飾誰,請各位牛牛指導一下
