Close out of all ur tabs and try again. if that does not work try deleting the app and then try again..
Answer:
physical contamination
Explanation:
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Answer:
B. Carbohydrates act as an energy source. Carbohydrates are broken down into starch. Starch is a type of sugar and sugar gives us ENERGY.
Technically any of these. Are there any other details or specifics. I'd assume participating in sports because a diet only helps stress levels in the long term, watching television can relax a person but the other factors such as lack of social activity can contribute to a person's overall mental state and therefore increase stress levels, and studying can actually be relieving for some people depending on the mental state and needs of them but can obviously be a stresser. The only downfall to participating in sports is getting to excited or emotional during a game for example. But overall, C is the best choice.