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

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

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

Answer: Framework agreement or dynamic purchasing system