Which arrow represents a process that requires energy to be added to the reactants to make products?

i do not know and i have a 100 in this class

a- all cells come from pre-existing cells

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above