Eight Persons A, B, C , D, E, F, G, H, all belonging to the same family and related to each other, go for a picnic. 'A' is a student and is the youngest person in the group. C is a writer and is the wife of B, who is a doctor. G is the father-in-law of E, an engineer. C anf F are the daughters of the sales man. H is the wife of G and grandmother of A and D. 'A' is the cousin of D and the son of the Doctor. There is a lecturer in the group whose mother is a teacher. All relations and professions given here pertain to one of A,B,C,D,E,F,G and H. How is the D related to C