which approval routing policies can be defined?

Which option represents the basis on which approval routing policies can be defined?

A.
Employee Supervisor Hierarchy, Position Hierarchy, Grades, Approval Groups, Organization Hierarchy

B.
Employee Supervisor Hierarchy, Position Hierarchy, Job Levels, Approval Groups

C.
Employee Supervisor Hierarchy, Position Hierarchy, Job Levels

D.
Employee Supervisor Hierarchy, Position Hierarchy, Job Levels, Approval Groups, Organization Hierarchy