Comprehension Passage
Direction : Read the passage below and answer the questions
Four persons M, N, O, P are living in a four storey building but not in the same order. Ground floor is floor no.1 and top floor is no.4. Neither N nor P lives at the top floor. The number of persons below M is same as the number of persons above N. Only one person lives above P and below O.
Who lives in the ground floor?
1
N
2
P
3
O
4
M