In a certain code language, HAMMER is written as GBLNDS. How will NEEDLE be written as in that language?
$$H-1=G,\ A+1=B,\ M-1=L,\ M+1=N,\ E-1=D,\ R+1=S.$$
So, if NEEDLE is coded by same process then it will become MFDEKF.
D is correct.
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