Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy!
The answer to this is older, but it's not a proven fact even though schools teach it as if it were. It is still just a theory if you think about it with how much the earth moves, areas of rock could be complete upside down and no one would know, it would be like history in reverse.
I would say that your correct answer is B
The answer is B.- Upright bipedal walking posture.
Answer:
I believe your answer is B. Sorry if I am wrong.
Explanation:
I hope I helped
Have an AMAZING day. :)