Which of the following sentence includes the element of vernacular or colloquial language?

Question

A.
But McCandless never mentioned any romantic entanglements to either Westerberg or Borah

B.
Westerberg's latter conjecture, as it turned out, was a fairly astute analysis.

C.
Alex wasn't a total space cadet or anything; don't get me wrong. But there was gaps in his thinking.

D.
Nor was McCandless endowed with a surfeit of common sense.

Answer 1

C. Alex wasn't a total space cadet or anything; don't get me wrong. But there were gaps in his thinking.