Correct option is A
Given:
ACADEMY coded as 'FSJHDEB'
BARRIER coded as 'YKNVUCC'

Logic:
Each alphabet is increased by the positional value of its place in the word. For example, the first letter is increased by 1, the second by 2, and so on.
The resulting letters are arranged backwards to form the final code.
For, 'ACADEMY' is written as 'FSJHDEB'
A+1=B, C+2=E, A+3=D, D+4=H, E+5=J, M+6=S, Y+7=F → BEDHJSF arranged backwards 'FSJHDEB'
For, 'BARRIER' is written as 'YKNVUCC'
B+1=C, A+2=C, R+3=U, R+4=V, I+5=N, E+6=K, R+7=Y → CCUVNKY arranged backwards 'YKNVUCC'
Similarly, for 'ATTEMPT'
A+1=B, T+2=V, T+3=W, E+4=I, M+5=R, P+6= V, T+7=A → BVWIRVA arranged backwards AVRIWVB
So, 'ATTEMPT' is written as 'AVRIWVB'
Thus, correct option is (a)