Answer:
experiencing a lack of mental concentration
Explanation:
i think
Answer:
Disagree
Explanation:
Sinuses do lighten the skull, but they also produce mucus to moisturize the inside of the nose. This mucus protects your nose from dust, dirt, micro-organisms and other harmful substances.
The answer is C
<span>Tobacco users contribute to an overall loss of productivity.
hope i could help
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