Sarah, the administrator, is the only person in her department who knows the key code to the supply room. If anyone wants extra paper, pens, staples, or computer supplies, they have to go through her. She unlocks the door, retrieves the requested supplies, then re-locks the door. From what source(s) does her power come? Question 26 options: a) Ability to cope with uncertainty and control of technology b) Control of knowledge and information c) Formal authority and control of boundaries d) Symbolism and the management of meaning