Answer:
Your answer is C.
Explanation:
It shows correctly how to use the commas! They used the commas to space out the baseball teams! Hope this helps!
Are there options? if there are, comment them and ill update my answer!
Answer: The anwser is D: supporting detail. Your welcome
Your answer is D. effective, because it includes facts from a credible source.
Hope this helps <em>:D</em>
I believe it is B hope this helps