M, N, and O can do work in 22, 24, and 16 days respectively. If they work for a day alternately such that M works on the first day, N works on the second day, O works on the third day and then again M works on the fourth day and so on, then in how many days approximately, the work will be completed?

A

17 days

B

20 days

C

16 days

D

19 days