Read the given situation and then identify which of the following option is/are definitely false :
(i) A, B, C, D, E, F, G and H are eight students, each having a different height.
(ii) D is shorter than A but taller than G.
(iii) E is taller than H but shorter than C.
(iv) B is shorter than D but taller than F.
(v) C is shorter than G.
(vi) G is not as tall as F.