Correct Answer: C

Rationale: Vitamin K is administered to newborns primarily to prevent bleeding disorders. Newborns have low levels of Vitamin K at birth, which can lead to a condition called vitamin K deficiency bleeding (VKDB). Administering Vitamin K helps prevent this potentially life-threatening bleeding disorder.

Correct Answer: B

Rationale: The primary benefit of exclusive breastfeeding for the first 6 months of life is to ensure that the infant receives complete nutrition. Breast milk provides all the necessary nutrients for a baby's growth and development, along with protection against infections, making it the best source of nutrition for infants in the first months of life.

Correct Answer: C

Rationale: Secondary prevention focuses on early detection and intervention to prevent the progression of diseases. Screening for hypertension falls under secondary prevention as it aims to identify the condition early, allowing for timely management and prevention of complications.

Correct Answer: C

Rationale: Tertiary prevention focuses on managing and improving the quality of life for individuals who already have a disease or condition. Physical rehabilitation programs fall under tertiary prevention as they aim to enhance functioning and reduce disability caused by ongoing illness or injury, thus aligning with the goal of tertiary prevention.

Correct Answer: C

Rationale: Folic acid, a B vitamin, is essential for the development of the neural tube in the early stages of pregnancy. Adequate intake of folic acid before conception and during early pregnancy significantly reduces the risk of neural tube defects in the baby. It is recommended that women of childbearing age consume folic acid daily to support a healthy pregnancy.