चार संख्या-युग्म दिए गए हैं, जिनमें से तीन किसी न किसी रूप में एक जैसे हैं, जबकि चौथा अलग है। विषम युग्म का चयन करें।

Based on the alphabetical order, three of the following four are alike in a certain way and thus form a group. Which is the one that does not belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter cluster)

Based on the English alphabetical order, three of the following four letter cluster pairs are alike in a certain way and thus form a group. Which is the one that does not belong to that group? (Note: The odd man out is not based on the number of consonants/vowels or their position in the letter cluster)