Correct Answer: B

Rationale: Administering antiretroviral therapy to HIV-positive mothers is a crucial practice to reduce the risk of mother-to-child transmission of HIV. Antiretroviral therapy helps lower the viral load in the mother's body, decreasing the chance of passing the virus to the child during pregnancy, childbirth, or breastfeeding. Exclusive breastfeeding, using unsterilized medical equipment, and avoiding prenatal care do not directly contribute to reducing HIV transmission from mother to child.

Correct Answer: A

Rationale: Frequent handwashing is a crucial practice for preventing the spread of healthcare-associated infections. Washing hands frequently helps remove pathogens and reduces the risk of transmitting infections between patients, healthcare providers, and other individuals in healthcare settings.

Correct Answer: B

Rationale: The primary purpose of conducting a health survey in a community is to gather data on the health status and needs of the community. It helps in identifying health issues, assessing the prevalence of diseases, understanding health behaviors, and planning appropriate interventions. While health surveys can lead to improved healthcare delivery and interventions, their primary focus is on data collection rather than providing direct medical treatment, distributing health education materials, or performing laboratory tests.

Correct Answer: B

Rationale: The goal of the Safe Motherhood Initiative is to enhance maternal health by reducing maternal mortality and morbidity. This initiative focuses on improving the health outcomes of pregnant women and new mothers, ensuring safer pregnancies and childbirth experiences.

Correct Answer: C

Rationale: The correct answer is C: To prevent bleeding disorders. Newborns are born with low levels of Vitamin K, which is essential for blood clotting. Administering Vitamin K helps prevent bleeding disorders in newborns.