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:
hola cómo le va ,o que tal
(1) infinitive, (2) past tense, (3) present participle, and (4) past participle.
Hence, the option B.