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What does .map() return?
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If I want to loop through an array and display each value in JSX, how do I do that in React?
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Each list item needs a unique ____.
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What is the purpose of a key?
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What is the spread operator?
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List 4 things that the spread operator can do.
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Give an example of using the spread operator to combine two arrays.
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Give an example of using the spread operator to add a new item to an array.
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Give an example of using the spread operator to combine two objects into one.