I would have to go with B) because the government doesn't do A and C in every place but they do make sure all food products are safe (FDA)
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Answer:
The forms of behaviour used in body language include body posture, gestures, facial expressions, and eye movements. Body language may provide clues as to the attitude or state of mind of a person. For example, it may indicate aggression, attentiveness, boredom, a relaxed state, pleasure, amusement, and intoxication.
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There are many websites you can visit however, the following link is a good one. https://www.cancer.gov/about-cancer/understanding/what-is-cancer