Which of the Following Is the Best Way to Compensate

Which of the following is the best way to compensate for the lack of adequate segregation of duties in a small organization?

A) Disclosing lack of segregation of duties to external auditors during the annual review.
B) Replacing personnel every three or four years.
C) Requiring accountants to pass a yearly background check.
D) Allowing for greater management oversight of incompatible activities.