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  • JAK, KBL, LCM, MDN, ____
Question 1:
JAK, KBL, LCM, MDN, ____
A. OEP
B. NEO
Feedback This is an alternating series in alphabetical order. The middle letters follow the order ABCDE. The first and third letters are alphabetical beginning with J. The third letter is repeated as the first letter in each subsequent three-letter segment.
C. MEN
D. PFQ

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