True or false: the only guaranteed way to prevent getting pregnant is by practicing abstinence

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

Antibiotics are given when an std is caused by a virus. true or false

The goal of the flu vaccine is to prevent you from becoming infected with influenza. select the best answer from the choices provided. t f