Answer:
first one. Or last one.
Explanation:
my sisters doing this in school right now, i could be wrong. but im usre its one of the two.
<h2><u><em>
5.08 centimeter
</em></u></h2><h2><u><em>
50.8 millimeter
</em></u></h2><h2><u><em>
50800 micrometer
</em></u></h2><h2><u><em>
5.08e+7 nanometer</em></u></h2>
If the quantity demanded exceeds the quantity supplies, the price can be raised.
Answer:
From dead plants, animal waste, and the atomsphere.
Explanation: