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Which sentence does not contain any errors in comma usage?

AMick introduced me to his dog, a golden retriever.
BMr. Jones my math teacher was once in a commercial.
CKind Mrs. Grant, a quiet woman enjoys photography.
DThe land that is now Oklahoma the Sooner State, was once owned by France.

Verified Answer :

BMr. Jones my math teacher was once in a commercial

the answer is D. Because it has a comma in the right place, B does not