A. Use the Manage Approval Groups task to define an approval group comprising all Cost Center managers. The Approval Rule will then route to the appropriate Cost Center managers.

B. Use the Manage Approval Groups task to define an approval group comprising all Cost Center managers, and use an HCM group in the workers' Time Processing Profile to restrict approvers to only those required for the cost centers used on the time card.

C. Modify the delivered project's approval to route the time card to each Cost Center Manager instead of each Project Manager.

D. Cost center-based approval cannot be implemented.