I'm not sure but I think it's B
The chemical food source for the soybean plants is A (Sunlight) because once the leaves emerge, it relies on sunlight to photothynsesize to get energy.
Answer:
ATP stands for adenosine triphosphate, where three phosphoric acids attach themselves to provide high energy phosphate groups to it. This process of conversion of ADP to ATP is called as phosphorylation.
Explanation: