Sentence Correction (SC) | Re: Although all dogs are descended from the wolf and the jackal, the vari

Although all dogs are descended from the wolf and the jackal, the various breeds of dogare so different from one another that it hardly seems possible that they had a common ancestry.

(A) are so different from one another that it hardly seems possible that they had a common ancestry.
(B) are so different from each other that it hardly seems possible that they have a common ancestry.
(C) are so different, one from another, that their having a common ancestor hardly seems possible.
(D) being so