Correct option is A
Explanation
1. Primary prevention aims to prevent the occurrence of disease before it develops.
2. Immunization protects children against vaccine-preventable diseases.
3. Therefore, administering vaccines is a primary preventive measure.
Information Booster
1. Prevention is classified as primary, secondary, and tertiary.
2. Immunization is one of the most effective public health interventions.
3. Primary prevention promotes health and prevents disease occurrence.
Additional Knowledge
1. (b) Early treatment of disease is a secondary preventive measure.
2. (c) Early diagnosis and screening are components of secondary prevention.
3. (d) Rehabilitation is a tertiary preventive measure aimed at reducing disability.