4. Read this quote from the passage.
“When a lot of points were at stake, teens actually spent more time studying the dots than
adults and brain scans showed more activity in brain regions involved in making decisions”
Why does the author include this evidence?
A. To prove that teens are smarter than adults,
B. To highlight the importance of brain scans,
C. To disprove antiquated scientific concepts.
D. To show how teens beat adults at contests.