Final answer:
Revenue procedures, option d, is a publication of specific taxpayer guidance from the IRS.
Step-by-step explanation:
The publication of specific taxpayer guidance from the IRS is known as revenue procedures. Revenue procedures provide instructions to taxpayers on how to comply with certain tax rules and regulations.
Private letter rulings, regulations, and revenue rulings are also publications from the IRS, but they serve different purposes. Private letter rulings provide interpretations of tax laws for specific taxpayer situations, regulations are formal rules issued by the IRS, and revenue rulings provide interpretations of tax laws and regulations.