VITAMIN D, do you know why, it contains such as dietary minerals, water, and oxygen may also be considered nutrients.
Heyy,
I think the answer is A planets
Hope this helps
~Girlygir101~
Answer:
A scientific theory is a well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiment. Such fact-supported theories are not "guesses" but reliable accounts of the real world.
Explanation: