In a certain code language, ‘RACE’ is written as ‘AREC’, and ‘PEAK’ is written as ‘EPKA’. How will ‘CORE’ be written in that language?

OCER

1   2    3    4   5    6   7     8    9  10  11  12  13

 A   B   C    D   E    F   G    H    I    J    K    L   M

 ↓    ↓    ↓    ↓    ↓     ↓   ↓    ↓     ↓   ↓    ↓    ↓    ↓

 Z   Y    X   W   V    U   T    S    R   Q   P    O   N

26  25  24  23  22  21  20  19  18  17  16  15  14

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THE LOGIC FOLLOWED HERE IS:

IST AND SECOND LETTER IS INTERCHANGING WITH EACH OTHER

SIMILARLY

THIRD AND FOURTH  LETTER IS INTERCHANGING WITH EACH OTHER

THE WORD

RACE ⇔ AREC

AND,

PEAK ⇔ EPKA

SIMILARLY

CORE ⇔ OCER