Question #N1282

Which of the following sentences demonstrates correct punctuation?
A. The dog, wagging its tail, ran to greet its owner.
B. The dog wagging its tail, ran to greet its owner.
C. The dog wagging its tail ran to greet its owner.
D. The dog wagging its tail ran, to greet its owner.

Correct Answer is: A

The correct answer is A. The comma after "tail" is correct because it separates a descriptive phrase from the main clause. The other choices are incorrect because they either use incorrect punctuation or don't use any punctuation where needed.