Difficulty: Easy
Correct Answer: SXI
Explanation:
Introduction / Context:
Each position in the triplet advances by +1 through the alphabet. Treat the sequence column-wise to find the next term.
Given Data / Assumptions:
Concept / Approach:
Apply +1 to each column simultaneously.
Step-by-Step Solution:
First column: O,P,Q,R → next S.Second column: T,U,V,W → next X.Third column: E,F,G,H → next I.Thus the next triple is S X I.
Verification / Alternative check:
Uniform +1 shifts across columns ensure a unique continuation.
Why Other Options Are Wrong:
Common Pitfalls:
Attempting to read diagonally; the structure is strictly column-wise.
Final Answer:
SXI
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