Choose analogous pair - Graphite : Lubricant

D. DIAMOND : ABRASIVE

Salesman, Engineer and Accountant. There are two married couples in the family. D, the Salesman is married to the Lady Teacher. The Doctor is married to the Lawyer. F, the Accountant is the son of B and brother of E. C, the Lawyer is the daughter-in-law of A. E is the unmarried Engineer. A is the grandmother of F. How is D relatef to F ?

A. GRANDFATHER

Choose analogous pair - Crown : Royal

D. CRUCIFIX : RELIGION

(i) There is a group of six persons A, B, C, D, E and F from a family. They are Psychologist, Manager, Lawyer, Jeweller, Doctor and Engineer.
(ii) The doctor is the grandfather of F who is a Psychologist.
(iii) The manager D is married to A.
(iv) C, the Jeweller is married to the Lawyer.
(v) B is the mother of F and E.
(vi) There are two married couples in the family. How many male members are there in the family ?

E. CANNOT BE DETERMINED

Choose or find odd word - Arc , Diagonal , Tangent , Radius , Diameter

B. DIAGONAL