The Absent Minded Professor study was a RCT, which had an objective to estimate the protective effect of drug "No-Reminder" compared to drug "Reminder" on risk of "Forgetful syndrome". The study found that the drug "No-Reminder" was protective.
Consider each of the following statements. Which of the following can be a plausible result in this study? Explain your answer. In your explanation also mention about why do you think other statements can not be plausible results of the study?