vineeshp wrote:D is nonsensical according to me. It is not clear, what "Unlike .." has been compared to.

According to me in A, other species are properly likened to the blue winged warbler.


E also works but I am not sure of the usage "species of warbler", it should have been species of warblers.

Baand wrote:Unlike most warbler species, the male and female blue-winged warbler are very difficult to tell apart.

A. Unlike most warbler species, the male and female blue-winged warbler are very difficult to tell apart
B. Unlike most warbler species, the gender of the blue-winged warbler is very difficult to distinguish. ----- wrong comparison
C. Unlike those in most warbler species, the male and female blue-winged arblers are very difficult to distinguish. ----- wrong comparison
D. It is very difficult, unlike in most arbler species, to tell the male and female blue-winged warbler apart. ----wrong comparison
E. Blue-winged warblers are unlike most species of warbler in that it is very difficult to tell the male and female apart. ------uses singular it for blue winged warblers

What's wrong with D..??Please help!!