Q, R, and T are doctor, lawyer, and artist but not necessarily in the same order.1) T is a man married to one of the group members.IMPLIES, T is married to either Q or R because P and S are unmarried.2) Q is the brother of P and is neither doctor nor an artist.As Q is a male, implies, R is the wife of T. Also, Q is a lawyer as he is neither an artist not a doctor.3) R is not a doctor.Now, that we KNOW that Q is a lawyer. Thus, R and T are doctor and artist. Also, as R is not a doctor, implies, R is an artist and T is a doctor.Clearly, R is the artist.