D) to persuade readers that playing video games has positive benefits
Explanation:
From this passage, the author lists out the many benefits of video gaming ranging from increasing reaction time, improving thinking skills, hand-eye coordination, etc.
The author is of the opinion that video games have been demonized way too long and that the opinions even though they have started changing, needs to be changed further. He even notes that schools are beginning to include educational video games in their curricular activities.
