Study the following information carefully and answer the questions given below:
There is a five storey building including the ground floor and each floor has only one flat. All these flats have been occupied by the five Bank Probationary Officers. Each officer owns a different car. The cars are : Indica, Ikon, Indigo, Elentra and Santro. The five officers A, B, X, Y and Z are employed in the different banks, viz., State Bank of India (SBI), Punjab National Bank (PNB), UCO Bank, ICICI Bank and HDFC Bank but not necessarily in the same order. Mr. X works in HDFC Bank and lives on the ground floor. The officer who lives on fourth (top) floor does not own Elentra or Santro. Mr. B works in PNB and owns Elentra car. The officer who works in UCO Bank and lives on second floor owns Indica car. Mr. Y lives on third floor and owns Indigo. Mr. Z works in ICICI Bank and Mr. Y works in State Bank of India.
On which floor does B live ?
A First B Second C Fourth D Cannot be determined E None of these