I think the answer is D) Medicine.
Hope this helps!
The answer would be Petrified Remains. This because the fossilization processes needs some remains to form in , some way before they can cast it.
Answer:
the solstice make day or night significance longer .The mast important thing that they do idps cause the seasons ,with the earth on its 23.5 degrees angle along with the sun and the rotation the earth this causes the seasons and the appropriate climate for human to live
