What Privilege/Role is needed to add/edit/delete setup in MANAGE REQUISITION APPROVALS, etc.

Summary:

Our Procurement Manager needs to be able to update Requisition and Purchase Order approval rules and to add an approval level to a job. He currently does not have this access.

Content (required):

When going to Setup and Maintenance > Tasks > Search > MANAGE......, what privilege or role is needed to have full add/edit/delete capabilities for the following?

SEE ATTACHMENT FOR SCREENSHOTS.

1. What Privilege/Role is needed to add/edit/delete setup in MANAGE REQUISITION APPROVALS?

2. What Privilege/Role is needed to add/edit/delete setup in MANAGE APPROVAL GROUPS?

3. What Privilege/Role is needed to add/edit/delete setup in MANAGE PURCHASING DOCUMENT APPROVALS?