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

Which of the following definitions best describes 'taxpayer identification number'?

A. unique nine-digit number assigned by the Internal Revenue Service (IRS) to business entities operating in the United States for the purposes of identification
B. identification number used by the Internal Revenue Service (IRS) in the administration of tax laws in the United States
C. tax identification scheme used in the United States
D. tax identifier that identifies a taxable person (business) or non-taxable legal entity for a consumption tax that is assessed incrementally, levied on the price of a product or service at each stage of production, distribution, and sale to the end consumer

Answer: identification number used by the Internal Revenue Service (IRS) in the administration of tax laws in the United States