Answer:
It focus its effort on control, prevention and precautions for respiratory diseases
Explanation:
The respiratory hygiene strategy is divided into four main categories:
1)visual alerts: the physical signs that family members see or physician come in contact with and how to protect oneself against it
2)cough etiquette; how to prevent flu transfer and how to properly dispose its fluids
3) masking and separation of people with respiratory symptoms
4) droplets precautions