A 24-year study of 1,500 adults showed that those subjects with a high intake of foods rich in beta- carotene were mu...

Andrew on October 22, 2022

Answer choice E

To me, answer choice E explains the difference between the results in the first study but I don't see why it has an impact on the second, 12-year study, so I chose this one. Can someone explain this to me?

Replies
Create a free account to read and take part in forum discussions.

Already have an account? log in

Emil on October 24, 2022

It doesn't have to impact the 12 year study. It calls into question the findings of the longer study, and by questioning the validity of those results, it can help resolve the discrepancy between those results and those in the shorter study

Andrew on October 24, 2022

Great! thank you!