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    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
    Question

    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.)​

    A.

    GZ-LS

    B.

    MF-RY

    C.

    YR-EK

    D.

    AT-FM

    Correct option is C

    Logic = Pattern: (+5, -7)

    (A) GZ → LS
    G → L → +5
    Z → S → -7 

    (B) MF → RY
    M → R → +5
    F → Y → - 7 

    (C) YR → EK
    Y → E → +6
    R → K → -7

    (D) AT → FM
    A → F → +5
    T → M → -7 

    Summary Table:
    Final Answer: YR → EK
    Final Correct Option: (C)

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