P, Q, R, S, T, U are 6 members of a family in which there are two married couples. T, a teacher is
married to a doctor who is mother of R and U. Q the lawyer is married to P. P has one son and one
grandson. Of the two married ladies one is a housewife. There is also one student and one male
engineer in the family.
We draw the flow chart of given information as follows, circle around the alphabet indicates that that person is a lady.
She is a student. So c is the answer.