Conditions:
(i) If the first element is a symbol and the last element is a number, then the codes for both are to be interchanged.
(ii) If both the first and last elements are symbols, then the last element is to be coded as the code for the first element.
(iii) If the group of elements contains only one symbol, then that symbols is to be coded as A.
`462+74`

Options

A. PSRGFT
B. PSRAFP
C. PSRFGT
D. PRSGFT

Answer

A

Explanation

`{:("@",6,2,+,7,4),(darr,darr,darr,darr,darr,darr),(P,S,R,G,F,T):}`
Condition (i) is applicable.