Final answer:
The evidence that could be added to give strong support to the author's point that classrooms need an update that includes using video games is option B: A survey showed that video games helped 47 percent of struggling students improve.
Step-by-step explanation:
The evidence that could be added to give strong support to the author's point that classrooms need an update that includes using video games is option B: A survey showed that video games helped 47 percent of struggling students improve.
This evidence supports the author's point because it shows that video games have a positive impact on students' academic performance. By using video games in the classroom, teachers can potentially help struggling students improve their learning outcomes.
Additionally, this evidence is specific to the topic of video games in education and provides a direct link to the author's point.