Commas with independent clauses and introductory elements 2 (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 independent clauses and introductory elements 2 – 1

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Question

ugsT+GCvMp+THE3rBe05vhWTFE0wipbumia+9mM4feVuhMhUqsesQLgSsvLYUwONRzm2z1xTgvn/aJQIR94pwB9HCg+SYNR9C516KlS36U8Uck7AkX75xk/UYX2PJ04CFAT+VZ+KKMzQH8AbnTRrzXyqJTJY/Vot+gDzQYsBBUdxfYVpEUbM3iBmUmGw/rGKEAk9Czg2hUWXN3rQZdbsiqDUfvF3yJ81IHyh6UYtmCflt5onTSD1X/Gwxzou9GLaj5t3ERPoBfGdM+hPS513CalcnvMnYI0KnGgAkqiK6dZHbDwdFC7oCBqtX+VQvek064HDz+7rtoiZ2nygNGdhLwD5Af6+xVlrEd5mO5eQEUfQtmKzPptYuJwNU8oEF8lY4GbFB14hOgoyTvSnKP37WGBK5Wwuh+O1Fr1biNJ01yXTVDHw8UohiTYpp+CW6E7CN0q/+yWvLXhmyXGKWiz1LbC9qLqmnlrOXh950tvzl5vrFQLIEqNQXYNzUTnwaIYJBIc7lxGjn0F3tSbn2TGkt1TGanUOdWFoXqyMSVqxCGE/5bwoltTvVmz3njV1V5+9gCiEwCvHgYXqB8a8pwld6ZSTY0PZUSBf1M+P7Igv9nY0kN1dzwFmgyayVD375NmxOKoxwf1tBh3yS2wyRv5Ybz1RRNmlxFhzZtp4sk5vMkMIukIU8IVOMOZSVVnOfa06vE0iWC6p2aKXl1LQRyOEKFEglp0=
Commas with independent clauses and introductory elements 2 – 2

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Question

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
Commas with independent clauses and introductory elements 2 – 3

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Question

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
Commas with independent clauses and introductory elements 2 – 4

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Question

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
Commas with independent clauses and introductory elements 2 – 5