Gestalt psychologists were more interested in c.organization of perception which is the answer. They do like how a whole which is organize forms out of the component pieces. Hope this is the right answer and would be of big help.
Soil because that has to deal with roots, and photosynthesis happens in leaves. So the soil doesn't have anything to do with photosynthesis.
Four abiotic factors in a prairie ecosystem would be soil, climate/temperature, water, and oxygen. Hope this helps!
C.The body has higher requirements for water-soluble vitamins
