Answer:
bridging principle is the difference between classifications of conponets
Explanation:
There is a picture of a camera at the bottom left corner
(If your on iPad)
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>
Answer:
Eat less junk food or processed food and also try your local famers Market