Correct option is D
F O R C E → 8 3 0 5 2
F O R U M → 0 8 9 5 7
in the above code language code for FOR is 805
and
G A M E S → 4 2 7 6 1
F O R C E → 8 3 0 5 2
In the above code for E is 2.
Thus, the Code of C will be 3.
Correct answer is (D) 3.