D, E, F, U, V and X live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it, number 2 and so on till the top most floor is numbered 6. D lives on floor numbered 4. Only two people live between D and F. Only U lives between D and E. X lives immediately below D. Who lives on floor numbered 2?
AF
BV
CU
DE