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

Which of the following definitions best describes the instance 'Citigroup Inc. common stock'?

A. common share class representing shares in Citigroup Inc.
B. common share class representing shares in Apple Inc.
C. common share class representing shares in J.P. Morgan Chase & Co.
D. common share class representing shares in International Business Machines Corporation

Answer: common share class representing shares in Citigroup Inc.