Complete analogous pair - Wool : Sheep : : Mohair : ?

B. GOAT

Choose analogous pair - Teeth : Dentist

B. EYES : OCULIST

Choose analogous pair - Graphite : Lubricant

D. DIAMOND : ABRASIVE

In a certain code language, '743' means 'mangoes are good' ; '657' means 'eat good food' and '934' means 'mangoes are ripe'. Which digit means 'ripe' in that language ?

A. 9

Pointing to a man on the stage, Rita said, "He is the brother of the daughter of the wife of my husband."
How is the man on the stage related to Rita ?

A. SON