In a building, there are a total of seven floors numbered 1 to 7 from bottom to top, where floor 1 is the ground floor. Each of the 7 men—A, B, C, D, E, F and G—occupies one floor, not necessarily in the same order. G occupies floor number 4. Only one person lives below the floor occupied by E. B is exactly above A. C is exactly below G. F occupies the topmost floor. Which man occupies floor 1?

D, E, P, U, T, and Y live on six different floors of the same building. The lowest floor is numbered 1, the floor immediately above it is numbered 2, and so on up to the top floor numbered 6. D lives on the topmost floor. Only two people live between D and P. Y lives on an odd-numbered floor, but not on the lowest floor. Only two people live between Y and U. T lives on a floor below E. Who lives on floor number 1?

M, N, O, P, E, and F live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it is numbered 2, and so on till the topmost floor is numbered 6. M lives on floor numbered 4. Only two people live between M and F. Only P lives between M and N. E lives immediately below M. Who lives on floor number 2?