Eight boys A, B, C, D, E, F, G and H are sitting in a row facing towards the south (not necessarily in the same order). A and H are at extreme ends of the row. E and F are immediate neighbours of B. C is fourth to the left of B. F is to the immediate left of A. D is not the immediate neighbour of C. Who is sitting on the immediate left of F?

A

C

B

E

C

B

D

A