Answer: The first one
Explanation: The first one obviously does not have same first-letter words as the other two.
I believe it’s add a semi colon after ring
Answer: B) Cell phones in the classroom cause too many distractions.
Explanation: an argument or claim is a statement assertion that something is true. A counterclaim is a statement or an idea that refutes the claim. The main argument of the given paragraph is that have cell phones in the classroom is an advantage for the students, because they help them with things like spell check and internet access. The counterclaim the author addresses is that cell phones in the classroom can also cause distractions.