Final answer:
The SSTS are issued by the American Institute of Certified Public Accountants (AICPA) to ensure CPAs adhere to high professional standards in tax services. The correct option is c.
Step-by-step explanation:
The Statements on Standards for Tax Services (SSTS) are issued by c. the AICPA (American Institute of Certified Public Accountants). The SSTS are standards that tax professionals are expected to adhere to in the conduct of their practice. They cover areas such as tax return preparation, providing tax planning and advice, and other tax services.
These standards are intended to ensure that CPAs provide the highest quality of tax services and uphold the profession's integrity. The correct option is c.