Which of the following is a benefit of using John the Ripper for auditing passwords?

[answerhappygod]

Which of the following is a benefit of using John the Ripper for auditing passwords?

A. John's Blowfish cracking routine uses a complex central computing loop that increases the cost of each hash computation.
B. John the Ripper is much slower for auditing passwords encrypted with MD5 and Blowfish.
C. John's MD5 cracking routine uses a simplified central computing loop that decreases the cost of each hash computation.
D. John cannot use the DES bit-slicing technique, so it is much slower than other tools, especially when used against DES-encrypted passwords.