Unlike the many winter greens that have tough leaves and thus require a lengthy cooking time, those of escarole need little or no cooking.
A. many winter greens that have tough leaves and thus require a lengthy cooking time, those of escarole need
B. many winter greens that have tough leaves and thus require a lengthy cooking time, escarole needs
C. tough leaves of many winter greens and that they require for a lengthy cooking time, escarole needs
D. tough leaves of many winter greens and the requirement that they have a lengthy cooking time, those of escarole need
E. lengthy cooking time required by the many winter greens with tough leaves, escarole needs
My doubts:
1. Why not D ? becuase in D there is comaparison of the form :
Unlike X of Y, those of Z :: Unlike the tough leaves of many winter greens......, the tough leaves of escarole...
What is wrong in this?
2. Why not C?
Pls explain. Thanks.