When the Round Constant is given by S[8(r-1)+j]. What are the limits of ‘i’ and ‘j’?

• A. i = 1 ; 0 <= j <= 7
• B. i = 0 ; 0 <= j <= 7
• C. 0 <= i <= 7; 0 <= j <= 7
• D. 0 <= i <= 7; j=0