How many persons are there between A and G?

Study the following information carefully and answer the questions given below: Eight friends A, B, C, D, E, F, G and H are sitting in a row, but not necessarily in the same order. Four of them are not facing north. Note: Facing the same direction means if one person faces north then the other also faces north and if one person faces south then the other also faces south. Facing the opposite directions means if one person faces north then the other person faces south and vice versa. D sits on the immediate left of F. E sits third to the left of F. A sits on the immediate right of F. E sits second to the right of D, but both face opposite directions. A faces the same direction as
B. C is facing south and sits at any extreme end of line. H and A are immediate neighbour of G and both face north. F sits fourth to the left of
C.