Why is D incorrect? I chose D because i thought if they did not know about the life expectancy theories then that would counter Lee's claim that people need to be aware of the life expectancy increased in order for there to be a change in attitude. Is D incorrect because of "statistical theorie...

During the test, I chose D. I thought the fundamental principle of medicine D was referring to was that "since they are different chemically, the two drugs probably have different side effects."

Can someone please explain why E is the better answer?