The answer is A. def- of a plant or animal) native or restricted to a certain country or area.
"a marsupial endemic to northeastern Australia"
A main sequence star becomes a GIANT after it uses up the hydrogen in its core.
A giant star is a star with a large radius and luminosity that is much more greater than that of a main sequence star. A giant star is typically formed when a main sequence star deplete its hydrogen gas content. Giant stars usually correspond to the luminosity class ll and lll.
Evaporation as it melts ice and adds on water!.
Answer:
for different purpose like accuracy, validate
