A New Nurse Is Teaching a Class to Expectant Parents

A new nurse is teaching a class to expectant parents about environmental hazards at home. Which statement, if made by an expectant parent, would indicate the need for further teaching?

A) "Air pollution is an environmental hazard caused by the release of toxins into the air."
B) "Indoor air pollution poses the more serious threat to women's health, as most Americans spend 90% of their time indoors."
C) "Radon, a naturally occurring radioactive gas, is the leading cause of lung cancer, which kills more women than any other type of cancer, including breast."
D) "Asthma, an increasingly common and serious problem in children, is worsened by most forms of indoor air pollution."