Final answer:
The question is about the subject of a peer review in the context of accounting and auditing standards, which relates to quality control policies within firms.
Step-by-step explanation:
The student's question pertains to the subject of a peer review within the context of accounting and auditing standards. Given the options provided, such as PCAOB (Public Company Accounting Oversight Board), Quality Control Policies, IAASB (International Auditing and Assurance Standards Board), Inspections, and IFAC (International Federation of Accountants), it's clear that this relates to the regulations and standards governing the accounting and auditing profession. The correct answer in this context seems to be related to the quality control policies that a firm would be subject to during a peer review to ensure compliance with the highest professional standards of practice.