ഒറ്റയാൻ ആര്? 17 , 23 , 31 , 43 , 63
A23
B63
C17
D31
A23
B63
C17
D31
Related Questions:
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 letter-cluster pair 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.)