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

Which of the following definitions best describes the instance 'NYSE American Options as service provider'?

A. regulatory agency and registration authority role of the National Credit Union Administration (NCUA)
B. the instance, whose jurisdiction is the Fourth District of the Federal Reserve
C. NYSE (New York Stock Exchange) American Options functional entity that operates an options trading platform under the name AMEX options exchange, facilitating trading of options on domestic stocks; American depository receipts; broad-based, industry sector, and international indexes; exchange traded funds; HOLDRS; LEAPS; and equity and index FLEX options
D. the instance functional entity, which owns exchanges for financial and commodity markets, and operates 23 regulated exchanges and marketplaces

Answer: NYSE (New York Stock Exchange) American Options functional entity that operates an options trading platform under the name AMEX options exchange, facilitating trading of options on domestic stocks; American depository receipts; broad-based, industry sector, and international indexes; exchange traded funds; HOLDRS; LEAPS; and equity and index FLEX options