Answer:
I think that health related professions are important in the society because they give there opinions to keep us healthy, and they also have backup plan when we are sick to try to make us better.
1. True- because scientific theory means that <span>idea supported through research that attempts to explain existing observations or predict new ones.</span>2. False- because a cross-sectional means that its a study that is about different groups.
3. B-<span>An extraneous variable clarifies the relationship between the independent and dependent variables.</span>