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>
The answer would be social environment. Claire of course lost the weight because of her hard work but the encouragement from her friends definitely helped motivate her.
<em>Having an angry look on your face can express a feeling of anger without converting to verbal use.</em>
<em>Hope this helps. Have a nice day.</em>
Campylobacteriosis, cryptosporidiosis, Escherichia coli. etc..
Allow time , Hope this helps!
