Task: Property Constraint Reasoning (ontology: Sciences/Biology)

The property 'attached to part of' applies to instances of 'anatomical structure', and 'multicellular anatomical structure' is a subclass of 'anatomical structure'. Which class can appear as the value of 'attached to part of' for instances of 'multicellular anatomical structure'?

A. inducible T-cell costimulator
B. anatomical structure
C. PRC1
D. LIM/homeobox protein Lhx6

Answer: anatomical structure