The Human Resource Representative of the organization is trying to set up the Jobs and...

Full Detailed In-Depth Explanation:

Per the "Managing Workforce Structures" guide:

Option A: True. Grades defined for a Job default to the Position when created.

Option B: False. Jobs are Set-enabled, but Positions are tied to business units, not shared by Sets.

Option C: True. Jobs are shared across Sets; Positions are specific to Business Units.