Correct Answer: C

Rationale: Asking open-ended questions and actively listening without judgement is a key technique in motivational interviewing.

Correct Answer: A

Rationale: The most effective approach in helping clients to change their behavior is to utilize the Ask, Advise, Assess, Assist, and Arrange approach. This comprehensive counseling strategy is commonly employed in various programs, such as smoking cessation, to guide individuals through behavior change by systematically addressing their needs and providing support at each stage of the process.

Correct Answer: D

Rationale: Increasing community awareness of diabetes prevention is essential in reducing the incidence of diabetes. By educating the community about prevention strategies such as healthy lifestyle choices, regular exercise, and balanced diet, healthcare professionals can empower individuals to make informed decisions to lower their risk of developing diabetes.

Correct Answer: B

Rationale: When dealing with contaminated instruments used during delivery, it is crucial to soak them in a 0.5% chlorine solution for 30 minutes to ensure proper disinfection. This practice helps eliminate potential pathogens and ensures the safety of both the healthcare provider and the patient.

Correct Answer: A

Rationale: The odds ratio is a measure of association between an exposure and an outcome. In this context, an odds ratio of 2.49 indicates that individuals with hypertension are approximately 2.5 times more likely to develop severe COVID-19 compared to those without hypertension. Therefore, choice A is correct as it accurately defines the role of odds ratio in assessing the relationship between an exposure (hypertension) and an outcome (severe COVID-19). Choices B, C, and D are incorrect as they do not describe the nature of odds ratio.