Which of the following are naturally occurring indoor air pollutants?
a. Radon and asbestos
b. Asbestos and tobacco smoke
C. Radon and CFCs
d. Chloroform and radon
e. Formaldehyde and chloroform

Warming up prepares the body for exercise in what way? a. muscularly b. cardiovascularly c. neurologically d. all of the above

Andra has a family history of osteoporosis. her doctor advises her to eat foods rich in calcium. which foods should she add to her diet? a. fruits, especially grapes and berries b. unsaturated fats like olive and soybean oil c. beet greens, broccoli, and cheese

Anti-smoking ads are an example of a) the influence of friends b) the influence of family c) the influence of media d) the influence of teachers