2. PART B: Which detail from the text best supports the answer to Part A?
A. "Men who had played in the National Football League donated 111 of the brains
studied. And 110 of these - a whopping 99 percent - had CTE." (Paragraph 5)
B.
"In 2008, researchers set up a brain bank to collect tissues for study. Its goal was
to probe the long-term effect of head blows sustained in sports and military
service." (Paragraph 9)
C. "The symptoms reported by family members were not a good gauge of how bad
a man's brain damage had been." (Paragraph 11)
D. "There still isn't a way to diagnose CTE during life. And that's the 800-pound
gorilla in the room,' says neurologist David Brody." (Paragraph 13)

what did the protagonist say?

research question: do the predicted benefits of genetic enhancements outweigh the possible negative consequences of this technology?  

what information do i need to research in order to answer this question?  

-predicted benefits of genetic enhancements

-negative consequences of genetic enhancements

-existing, if any, consequences of the new technology

-possible consequences if the technology is perfected

what sources will have the information?

-scientific research documents or news articles summarizing research

-articles in science and medical journals, magazines, and electronic databases

-books

-experts at genetics: geneticists, scientists, professors

here you go have a nice day

answer is b,

"the tracer looks harmless in flight, but the pilot’s bitten lips and white knuckles suggest how dangerous it can be."

it was correct.