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

The property 'Framework agreement' applies to instances of 'Public contract', and 'Public works concession contract' is a subclass of 'Public contract'. Which class can appear as the value of 'Framework agreement' for instances of 'Public works concession contract'?

A. Framework agreement or dynamic purchasing system
B. Concept
C. Tender committee
D. Contract additional obligations

Answer: Framework agreement or dynamic purchasing system