Anthony is an accountant at XYZ. He applies for and is hired as a Staff Auditor at XYZ's CPA firm, which audits XYZ. Which statement best describes a safeguard that the independence rules require Anthony to apply before he becomes a covered member with respect to XYZ?

a. He should obtain a new XYZ email address.
b. He should disassociate from XYZ.
c. He should enroll in XYZ's employee benefit plans.
d. He should serve as a trainee on XYZ 's upcoming audit engagement.