Which of the Following Is True Regarding Replication Studies

Multiple Choice

Which of the following is true regarding replication studies?

A) Results of a study cannot be considered "supportive" unless more than one study has been conducted.
B) Errors can exist in every research study; therefore, the more studies that have been conducted, the more likely the results can be used with confidence.
C) More than one study is necessary for the results to be applied to patient care.
D) Subjects must be chosen in the original study and randomly assigned in subsequent studies in order for the evidence to be reliable.