Which of the following is a controllable risk factor of infectious diseases? a. drug abuse b. pollution c. air d. heredity

Which of the following foods would be the best choice for someone who's lactose-intolerant?   a.  frozen yogurt    b.  strawberry sorbet    c.  cheesecake    d.  chocolate ice cream

Waste is deposited into in thin layers which are then compacted and covered with soil.

If your goal is to improve your person relationships with your friends at school, which category would it fall into? a. physical b. emotional c. social d. academic