Answer: Option (C) is the correct answer.
Explanation:
Biopower means production of electricity with the help of biomass. The unused wood, crops, agricultural residue, animal residue etc when burned then they help in generating biopower.
It is a renewable energy. Since biomass is readily available in most of the places. Therefore, the advantage of biopower is that it is also readily available in most places.
For example, bacterial decay produces a certain amount of heat which further helps in the production of energy.
It's been a while... but I'm <em>pretty</em> sure it's
H₂O₄
Gravity. The rock is being pushed down and you are counteracting that force with a crowbar pushing it upward.
