Correct Answer: D

Rationale: As a new B.S.N. graduate aspiring to become a Public Health Nurse, the ideal place to apply would be the Rural Health Unit. This is because R.A. 7160 decentralized basic health services to local government units (LGUs), making public health nurses employees of the LGUs. Rural Health Units are typically operated by LGUs and focus on providing primary healthcare services to rural communities, making them a suitable starting point for someone interested in public health nursing.

Correct Answer: A

Rationale: The primary purpose of conducting an epidemiologic investigation is to delineate the etiology of the epidemic, which involves identifying the cause or origin of the disease outbreak. This process helps in understanding how the disease spreads, its risk factors, and developing strategies for control and prevention.

Correct Answer: A

Rationale: Isolating a child with measles is considered a primary prevention measure. Primary prevention aims to prevent the disease from occurring by intervening before exposure to the causative agent. Isolating the child helps to contain the spread of the disease and protect those who are not already sick. This strategy falls under the realm of specific disease prevention, which is a key aspect of primary prevention.

Correct Answer: B

Rationale: Efficiency is the correct answer because it assesses whether the desired outcomes were achieved with the least amount of resources expended. In the context of Ligtas Tigdas, evaluating efficiency would involve determining if the program goals were met in a cost-effective manner, optimizing the use of resources to achieve the best results.

Correct Answer: B

Rationale: