Seven persons A, B, C, D, E, F and G are sitting in a straight line (not necessarily in the same order) facing North. Only two persons sit between F and G and G sits second to the left of B. D sits third to the left of C. E sits exactly between G and B and B sits at the extreme right end of row. Which of the following statements are correct?
(A) 'F' sits at the extreme left of the line.
(B) Two persons sit between 'E' and 'F'.
(C) 'C' sits exactly in the middle of the line.
(D) 'E' sits third to the right of 'A'.