As Henry is the community investigating the source of the chemical energy for his science experiment.
- He has the option of using the squirrel eating acorns and the fire burning.
- As he can use them as an experiment base and it's totally safe.
- Thus the best method to test his experiment is by using the naturla resource like acorns and testing them. Thus he can use them for his purpose.
Hence the option B is correct.
Learn more about the investigating sources of chemical energy.
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