Answer:
The answer is Carbon.
Explanation:
Carbon is the basic element where the most energy is stored and used as a fuel.
The researchers estimate that between 1990 and 2010, some 69 percent of the mass lost by the world's alpine glaciers can be traced to human influence – basically global warming. This 2013 file photo shows the Mendenhall Glaicer where it spills over the mountains above Mendenhall Lake in Juneau, Alaska.
I believe it is <u>instinct </u>that is the behavior of the caterpillar building a cocoon.
Answer: A
Explanation: The elements in the compounds get rearranged. You can't change the amount of hydrogen, oxygen, or carbon the product contains