Direction: Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it.
- 
					 —ONP M — NP MO — P MON—
- 
                        - PNOM
- NMPO
- ONPM
- MONP
 
Correct Option: D
As per given question, the letter series is following the below pattern.
MONP
After using the pattern the complete letter series will be as below.
MONP/M O NP/MO NP/ MON P
Therefore,? = MONP
 
	