Answer:
PART A Answer: The statement that best identifies the central idea of the text is:
"The time that teenagers spend with digital media negatively impacts their ability to make sense of longer and more complex written material."
This statement captures the central theme of the text, which discusses the decline in reading among teenagers due to their increasing use of digital media.
PART B Answer: The detail from the text that best supports the answer to Part A is:
"‘One out of 10 8th graders in 2016 spent 40 hours a week or more gaming—the time commitment of a full-time job’" (Paragraph 6).
This detail provides evidence of the significant amount of time teenagers are spending on digital media, particularly video gaming, which supports the central idea that their engagement with digital media is affecting their ability to engage with other activities, such as reading.
Main Purpose of the Author: The main purpose of the author in the text is:
"To emphasize the disadvantages of spending more time online and less time reading."
The text primarily discusses how teenagers' increased use of digital media is negatively impacting their reading habits and potentially their overall literacy. The author highlights the disadvantages of this trend.
Step-by-step explanation: