Q:

A, B, C, D, E, F, G and H are sitting around a circular table facing the centre but not necessarily in the same order. 

C is an immediate neighbour of both G and A. E sits second to left of C. Two people sit between E and H. B is an immediate neighbour of G. Only one person sits between B and F.

Four of the following five are alike in a certain way and thus form a group. Which is the one that does not belong to that group?

• 1
  CH
• 2
  FE
• 3
  AB
• 4
  GF
• 5
  DC