Which is a primary risk factor for developing cancer? a) active immune system? b) lack of iron in the diet? c) lack of calcium in the diet? d) workplace exposure?

Select the best answer for the question. 5. a person who is lactose intolerant would have difficulty digesting which one of the following foods? a. grilled veggie burger on a sesame bun b. three-bean salad c. turkey hot dog with mustard d. low-fat cheesecake with raspberries