Task: Instance Class Understanding (ontology: Business_Finance/Financial_Industry_Business_Ontology)

Which of the following classes does 'The Proctor & Gamble Company common stock' belong to as one valid explicit type? Context: common share class representing shares in The Proctor & Gamble Company

A. single voting share
B. privately held share
C. listed share
D. preferred share with fixed maturity date

Answer: listed share