Explain in detail the purpose of the CDC

What will be an ideal response?

Answers will vary but should include some or all of the following points:
Recognized as the leading United States government agency for protecting public health and safety, the CDC provides credible information to enhance health decisions and promotes health through strong partnerships with state health departments and other organizations. The CDC focuses national attention on developing and applying disease prevention and control (with special focus on infectious diseases), environmental health, health promotion, and education activities designed to improve the health of the people of the United States.