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'Light year' is a term used by astronomers. Which of the following is true? C] A light year is typically used to denote the distances

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'Light year' is a term used by astronomers. Which of the following is true? C] A light year is typically used to denote the distances to very far objects. [I] A light year is the distance that light travels in one year. [:1 A light year is the average time it takes stars to travel around the centre of the Galaxy. A light year is a made-up term used in Star Wars. A light year is the time it takes light to travel a certain distance. A light year is 2.998 x10"8 m/s. [:JCJCJCJ A light year is the average time it takes light to reach us from the Sun

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