Answer: A. Earlier intervention
C. The development of new vaccines
D. Education through social media
Explanation:
The infectious diseases can be transferred through the process of direct contact such as person to person. It may directly transfer through pathogens such as bacteria, viruses and other germs residing in the air, water or even in a living agent.
A. Earlier intervention: The earlier intervention is important because if early symptoms can be detected it will help in preventing the spread of disease from one person to the mass of population.
C. The development of new vaccines: The new vaccines are likely to irradiate the population of the pathogen in the body of the living being which will prevent it's further spread in the body of the other host.
D. Education through social media: The prevention of disease can be assisted by the creating awareness among the mass to keep themselves unaffected from the infections.