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

The property 'has soma location' applies to instances of 'neuron', and 'retinal ganglion cell' is a subclass of 'neuron'. Which class can appear as the value of 'has soma location' for instances of 'retinal ganglion cell'?

A. material anatomical entity
B. cleavage stage
C. nucleoside residue
D. regulation of buoyancy

Answer: material anatomical entity