Task: Property Constraint Reasoning (ontology: Earth_Environment/SWEET)

The property 'has volume' applies to instances of 'geometrical object 3d', and 'corkscrew' is a subclass of 'geometrical object 3d'. Which class can appear as the value of 'has volume' for instances of 'corkscrew'?

A. Mosandrite
B. Nenadkevite
C. volume
D. Conifeite

Answer: volume