On the basis of the information provided below, answer these questions :
Six people A, B, C, D, E and F are sitting on the ground in a hexagonal shape. All the sides of the hexagon so formed are of same length. A is not adjacent to B or C; D is not adjacent to C or E; B and C are adjacent; F is in the middle of D and C.
If one neighbor of A is D, who is the other one?
A B B C C E D F E None of these