What is the primary focus of the Agency for Healthcare Research and Quality (AHRQ)?

The primary focus of the Agency for Healthcare Research and Quality (AHRQ) is to improve the quality, safety, and efficiency of healthcare. This agency is dedicated to generating evidence to make healthcare safer and to enhance the quality of services provided to patients. It designs and implements programs and initiatives that aim to facilitate research, share best practices, and provide tools and resources that healthcare providers can use to improve patient outcomes.

The AHRQ also engages in extensive research and data analysis to identify areas in healthcare that require improvement and innovation. Its work involves collaborating with various stakeholders, including healthcare providers, policymakers, and patients, to ensure that healthcare systems are effective and meet the needs of the populations they serve.

While regulatory aspects and financial assistance may be part of the broader healthcare landscape, AHRQ's core mission revolves around research and quality improvement, making option B the correct answer.