Chemistry, 07.03.2021 07:40 ansuaprajita1506
1
Samantha wants to prove that smoking cigarettes can lead to lung cancer. What type of research would work BEST to test this theory?
О А.
case study of several smokers
OB
interview with many smokers
OC. survey of random smokers
OD. experimental study of smokers
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Samantha wants to prove that smoking cigarettes can lead to lung cancer. What type of research wo...
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