I would have to say that the best way to revise sentence four is by changing "aren't" and "they're" to "are not" and "they are."
"Argue" works better than "fight."
Deleting the entire sentence would remove the transition into cost efficiency of the tablets.
And moving the sentence to the end would place the transition to cost efficiency in the wrong place.
C. Combine the sentences to condense the repetitive info. about inprovement.
Repetition helps exaggerate a point that the author is trying to convey. It highlights the main idea of what that character in the story is trying to let readers understand when stating such phrases.
Persuade Their Parents
definition of persuade: to convince