- AEDSIRL
- BEDRILR
- CFDRIRL
- DEDRIRL
Step-by-Step Solution
Successive letters are shifted by +2, +3, +4, +5, +6, +7. C+2=E, A+3=D, N+4=R, D+5=I, L+6=R, E+7=L gives EDRIRL.
Answer: D) EDRIRL
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