What comes next in the sequence ET, JR, MP, PN, ?

ASM

BRM

CSL ✓ Correct

DRL

Correct answer: (C) SL

Explanation

The next pair is SL.

First letters E, J, M, P advance to S (P+3).

Second letters T, R, P, N drop by 2 each time.

N - 2 = L for the second letter.

Combining gives S and L, i.e. SL.

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