Task: Property Constraint Reasoning (ontology: Arts_Media_Entertainment/CIDOC_CRM)

The property 'P19 was intended use of' applies to instances of 'E7 Activity', and 'E13 Attribute Assignment' is a subclass of 'E7 Activity'. Which class can appear as the value of 'P19 was intended use of' for instances of 'E13 Attribute Assignment'?

A. E71 Human-Made Thing
B. E4 Period
C. E39 Actor
D. E72 Legal Object

Answer: E71 Human-Made Thing