<span>A portable fire extinguisher can save lives and property. Nevertheless, it has limitation for it is only indicated to put off small fire. It is appropriate to use portable fire extinguisher when the room temperature is only slightly increased. In addition, one must decide to use portable fire extinguisher to fight a small fire only if the room is not filled with smoke and the fire is not growing. Therefore, the answer is B.
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Sensory receptors convert information into impulses to be sent to the CNS.
Answer:
Well hand sanitizer only cleans 99.9% of germs
Explanation:
It depend cause if they behaving bad they should have a punishment so they can't do it again cause if you don't give them a punishment they just gunna keep on doing it
I think it is natural selection. genetic variation also could be a factor for physical variation over the years.
