How does the centers for disease control and prevention (cdc) promote health? by cleaning up hazardous materials by issuing health guidelines by enforcing health policy rules by reporting environmental problems

Issuing health guidelines.

The correct answer is - by issuing health guidelines.

Explanation:

The centers for disease control and prevention or CDC is one of the major health institute that conducts science and provides health guidelines and information. The main goal is to providing protection of public health and safety.

This institute provides health guidelines against dangerous health threats by conducting different critical science and respond against the threats.

Thus, the correct answer is - by issuing health guidelines.