Lourdes describes his butterfly exhibit as "art within art," each butterfly
representing a religious icon in its own waxen sculpture.

A: each butterfly representing a religious icon in its
B: every butterfly representing a religious icon in their
C: all the butterflies representing a religious icon in its
D: all the butterflies representing a religious icon in their
E: each butterfly representing a religious icon within their

Is anything grammatically wrong with option D?

OAA