After its main sequence existence, a medium-sized star, like our sun, will become a
protostar
red dwarf
white dwarf
red giant
red supergiant

i think that c)gold was found there

but i am not sure

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

answerearly selection theory;