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

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

A. Contract procedure
B. Contract activites
C. Contracting body agreement
D. Contract modification

Answer: Contract modification