Task: Property Constraint Reasoning (ontology: Legal/Public_Procurement_Ontology)

The property 'Delegating authority' applies to instances of 'Public contract', and 'Mixed contract' is a subclass of 'Public contract'. Which class can appear as the value of 'Delegating authority' for instances of 'Mixed contract'?

A. Contract object
B. Contract activites
C. Concept
D. Organization

Answer: Organization