Answer:
Wait what we supposed to do? can you make it like more understandable.
Explanation:
thank you have a great day at school.
The answer is (C), becuse the reader does not now was is threatening the characters lives. In the other answers it told "it" was thereatening their lifes. This is why (c) has the sentence fragment.
Cellphones can allow you to do better in school, and are a good way to communicate with teachers.
