Correct option is C
The word is coded in the pair of Last & first, 2nd Last & 2nd, 3rd Last & 3rd and so on.
Similarly,
NATIONAL is coded as LNAANTOI.
The word is coded in the pair of Last & first, 2nd Last & 2nd, 3rd Last & 3rd and so on.
Similarly,
NATIONAL is coded as LNAANTOI.