Correct Answer: A

Rationale: Administering oral rehydration solution is an appropriate method for treating dehydration in infants. Oral rehydration solution helps replace lost fluids and electrolytes effectively, aiding in the rehydration process. It is specifically formulated to address dehydration and is recommended by healthcare professionals for managing this condition in infants.

Correct Answer: B

Rationale: Physical inactivity is a major risk factor for cardiovascular diseases as it contributes to a sedentary lifestyle, leading to obesity, high blood pressure, and other cardiovascular issues. Regular physical activity helps maintain a healthy heart and reduces the risk of developing cardiovascular diseases.

Correct Answer: A

Rationale: The correct answer is A, Hepatitis B. The Hepatitis B vaccine is usually administered to newborns within the first 24 hours of birth to provide protection against Hepatitis B infection. This early vaccination helps prevent transmission of the virus from infected mothers to their babies during childbirth, reducing the risk of chronic liver disease and liver cancer later in life.

Correct Answer: B

Rationale: The primary purpose of the Field Health Services and Information System (FHSIS) is to record and report public health services. It is specifically designed to improve health service delivery and planning by systematically collecting, managing, and analyzing health-related data. Monitoring hospital services, evaluating private health services, and managing health insurance claims are not the primary functions of the FHSIS, which is focused on public health services.

Correct Answer: C

Rationale: The correct answer is C: To reduce child mortality and morbidity. The Integrated Management of Childhood Illness (IMCI) strategy aims to reduce child mortality and morbidity by providing a holistic approach to managing major childhood illnesses and improving overall child health outcomes. This strategy focuses on early recognition and prompt treatment of childhood illnesses, thereby reducing the impact of diseases and lowering mortality rates among children.