The answer is D. The digestive system provides energy to your muscular system by breaking down foods and using those nutrients to create energy. It is like how when you are starving, you feel weak because you don't have energy. When you eat something you get more energy so you can move
Sedimentary rocks are layers of aging rocks. They are combined to each other, forming one big rock. When plates go on top of each other, they will merge and become a sedimentary rock. Hope my answer was useful, and don't forget to make this answer the best!
Answer:
The junction between two neurons is called a Synapse.
Upper mantle, lower mantle. idk the third