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

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

A. Contract procedure
B. Contract bodies
C. Contract modification
D. Contract object

Answer: Contract modification