Seven colleagues A, B, C, D, E, F and G live in a seven floor building. The ground floor is numbered as 1, first floor is numbered 2 and in the same sequence sixth floor is numbered as 7. Four people lives below the floor on which D lives. C lives on the floor between the floors where E and F lives. G lives on the floor immediately above the floor where A lives. Two people lives on the floor below the floor where C lives. E lives a floor above the ground floor where B lives. Who lives on the 4th floor?