Answer: Facility-related activity
Step-by-step explanation:
Facility-related activities involve activities in a company that have a general purpose of ensuring that the business and its operations proceed efficiently. These activities being general, can therefore not be said to be related to one single product, unit or even batch.
Plant administration involves ensuring that the production plant of a company runs efficiently. It is therefore a general role that cannot be said to be related to one single product, unit or even batch. It is therefore a Facility-level activity.