Does anyone know this i dont know i just need help

Examine the following diagram. place the labeled layers in order from youngest to oldest.

Which nutritional supplement is correctly paired with the health issue it addresses? which nutritional supplement is correctly paired with the health issue it addresses? vitamin c supplementation prevent depression. calcium supplementation increases iq. vitamin e supplementation prevent birth defects. vitamin b12 can vegans maintain health?

What is a food chain? a.different animals located in different communities b. energy transferred from the sun to plants and then to a series of living things c. rows of crops, such as lettuce, in a field d.animals using one another as food for energy and growth