Commas with nonrestrictive elements (autoscored)

In each pair, choose the sentence that uses commas correctly.

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Example

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Question

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
Commas with nonrestrictive elements – 1

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Question

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
Commas with nonrestrictive elements – 2

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Question

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
Commas with nonrestrictive elements – 3

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Question

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
Commas with nonrestrictive elements – 4

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Question

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
Commas with nonrestrictive elements – 5