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 estabishment 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 was 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) determined by when the sun reached the observer's meridian and differing

answer:E

E为什么可以and differing?请指点一下，谢谢

The growth of the railroads led to the abolition of local times, differing from city to city,and to the estabishment of regional times.因为事主动态所以用现在份辞去修饰times.