(i) G, N or Z are not symmetrical.
(ii) A, B, C, E, O, H, K, W and I are symmetrical
(iii) A, O, H, W and I has vertical lines of symmetry.
(iv) B, C, E, O, H, K or I has horizontal lines of symmetry.
(v) O, I and H have both vertical and horizontal symmetrical lines.
(vi) O has more than two symmetrical lines.