The correct answer choice is answer B) Cell phones have lots of games on them that can entertain students during "downtimes."
Each other argument would be very helpful to both students and adults, so they would be relevant to the argument. Hope this helps!
Answer: The answer is learning, learning is the process of acquiring knowledge or skills through study, experience and teaching.
Explanation: This is because through learning a person will be able to acquire new skills and learn new things. Learning can be done through studying books, what others has experienced or by paying attention to the teacher while delivering lecture.