Answer:
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Explanation:
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The atmosphere is important because it contains ozone layers that absorb ultraviolet radiation UV coming from the sun, by thus it is protecting human beings and most living species from negative ultraviolet radiation and thanks to that many species live on Earth. Besides, that atmosphere keeps Earth warm thanks to greenhouse it produces and lowers the temperature leaps between day and night.
false a citizen is defined as someone born in the country with that country's birth certificate or a citizen can be defined as someone with a citizenship card. so you don't have to be loyal to a state or nation to be a citizen you just have to have either one of those items.