The answer will probably be a
I think the answer is D. ( or supported by observations ). Because theories change over time, they both NEED to be proven, they do NOT go off of consensus, but they do NEED to be supported by observations.
I hope this helps.
they occur because of the moon and the moon controlled all tides
Answer:
hydropower wind and bio mass
Explanation:
the government has registered them as renewable energy
Answer:
Organelle (oppitional, I don't put this on my paper but you can if you want), cells, tissues,
Explanation:
