Eight colleagues A, B, C, D, E, F, G and H are sitting in a circle facing the centre, not necessarily in the same order. G sits third to the left of D. E is third to the left of G. H sits to the immediate right of D. B is second to the right of E. F is an immediate neighbour of E. F is third to the left of C. Who is sitting on the immediate left of D?

A

C

B

H

C

E

D

A