Which of the following is a controllable risk factor of infectious diseases?

Hand washing is an important behavior that can cut down your chances of becoming sick with a communicable disease. select the best answer from the choices provided. t f

How can lung cancer best be prevented? a. by getting regular screeningsc) b. by avoiding cigarette smokec. by monitoring cholesterol levelsd. by avoiding nown allergensherrwww

Explain what causes the skin to burn in the sun? explain why people should avoid the sun if taking a photosensitive medication?