Comprehension Passage
There are 5 people A, B, C, D, and E who live in the same building. The building has 5 floors (where the lowermost floor is numbered 1 and the floor above it is numbered 2 and so on). No two persons live on the same floor. B, C, and D do not live in the lowermost floor. A lives on the 4th floor. C lives on the topmost floor. D does not live in floor no.2.
Which floor number does B live on?
1
3
2
4
3
5
4
2