Arrange the following groups to form a logical series starting with C 7 J.
A. I 13 P
B. A 5 H
C. Q 21 X
D. K 15 R
E. S 23 Z
Choose the correct answer from the options given below :
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To find alphanumeric patterns quickly, isolate the numerical components.
Arranging the numbers in ascending order ($5, 7, 13, 15, 21, 23$) immediately reveals the $+2, +6$ pattern, which determines the correct order of the letter groups.