The answer is a I’m pretty sure
Answer:
In the book they blame Indian diet and lifestyle for the boys disease. Hopefully that helps.
Explanation:
After boots you should try put a period.
In reverse engineering, the scientist get the result first, then they examine that result to find out what caused the result.
From the options , the one that filled this criteria of reverse engineering would be : A intelligence testing, which gathers data based on research subjects' test scores
hope this helps