大全762 求教

762.   The growth of the railroads led to the abolition of local times, which was determined by when the sun reached the observer’s meridian and differing from city to city, and to the establishment of regional times.

(A) which was determined by when the sun reached the observer’s meridian and differing

(B) which was determined by when the sun reached the observer’s meridian and which differed

(C) which were determined by when the sun reached the observer’s meridian and differing

(D) determined by when the sun reached the observer’s meridian and differed（E）

(E) determined by when the sun reached the observer’s meridian and differing

 我选了D,但答案是E. Differing是跟哪里并列呢？而且D又错哪？

请各位指正！谢谢