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

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

A. Contract object
B. Contract bodies
C. Concept
D. Tender

Answer: Contract object