Rijndael has various key sizes and possible rounds. Which of the following is a correct combination when using this algorithm?
A.
If both key and block size is 128 bits, there are 10 rounds
B.
If both key and block size is 128 bits, there are 9 rounds
C.
If both key and block size is 192 bits, there are 11 rounds
D.
If both key and block size is 256 bits, there are 13 rounds