B, Matthew is skipping meals which is a harmful behavior in its self, as well as smoking and sleeping at random hours.
Answer:
Occipital Lobes
Explanation:
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C. nose .......................................
Alcohol users behave differently before the drug reaches their brain
Ice floats on water because it is less dense than water. When water freezes into its solid form, its molecules are able to form more stable hydrogen bonds locking them into positions. ... Most substances in their solid form are more dense than their liquid forms.