What is the BEST way to achieve on-going compliance monitoring in an organization?

What is the BEST way to achieve on-going compliance monitoring in an organization?
A . Only check compliance right before the auditors are scheduled to arrive onsite.
B. Outsource compliance to a 3rd party vendor and let them manage the program.
C. Have Compliance and Information Security partner to correct issues as they arise.
D. Have Compliance direct Information Security to fix issues after the auditors report.

Answer: C