Digit/Symbol: `5 9 @ c 38 1 $ # 4 2 6 * 7 delta #`
Letter code: BEPAKDFHQIRJUMVT
Conditions:
(i) If the first unit in the group is an even digit and the last unit is a symbol, both these are to be coded as the code for the symbol.
(ii) If the first unit in the group is an odd digit and the last unit is an even digit, their codes are to be interchanged.
(iii) If both the first and the last units in the group are symbols both these are to be coded as 'X'
`4@31delta`

Options

A. VPKFRV
B. VPKFRI
C. XPKFRX
D. IPKFRV

Answer

A

Explanation

`{:(4,"@",3,1,2,delta),(darr,darr,darr,darr,darr,darr),(V,P,K,F,R,V):}`
(Condition (i) applies)