Eight people A, B, C, D, E, F, G and H are sitting around an octagonal table.
(i) E and F are sitting adjacent to each other.
(ii) If C is sitting to the immediate right of E, then H is sitting to the immediate left of F; otherwise, C and H are seated on either side of D
(iii) C and B are sitting opposite to each other.
(iv) B is sitting to the right of G, who is sitting opposite to either E or A
If A and B interchange their positions, then who is to the left of A?